How stripping out branding in an offer email affects clickthrough rate

Array ( [0] => Array ( [ID] => 23943 [id] => 23943 [title] => Email_with_Heartlight_Template.jpg [filename] => Email_with_Heartlight_Template-4.jpg [filesize] => 0 [url] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4.jpg [link] => https://www.nextafter.com/experiments/how-stripping-out-branding-in-an-offer-email-affects-clickthrough-rate/attachment/email_with_heartlight_template-jpg-5/ [alt] => [author] => 0 [description] => [caption] => [name] => email_with_heartlight_template-jpg-5 [status] => inherit [uploaded_to] => 14111 [date] => 2021-12-15 23:09:32 [modified] => 2021-12-15 23:09:32 [menu_order] => 0 [mime_type] => image/jpeg [type] => image [subtype] => jpeg [icon] => https://nextafter-1a91a.kxcdn.com/wp-includes/images/media/default.png [width] => 655 [height] => 1400 [sizes] => Array ( [thumbnail] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-150x150.jpg [thumbnail-width] => 150 [thumbnail-height] => 150 [medium] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-140x300.jpg [medium-width] => 140 [medium-height] => 300 [medium_large] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4.jpg [medium_large-width] => 640 [medium_large-height] => 1368 [large] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-479x1024.jpg [large-width] => 479 [large-height] => 1024 [1536x1536] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4.jpg [1536x1536-width] => 655 [1536x1536-height] => 1400 [2048x2048] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4.jpg [2048x2048-width] => 655 [2048x2048-height] => 1400 [ab-block-post-grid-landscape] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-600x400.jpg [ab-block-post-grid-landscape-width] => 600 [ab-block-post-grid-landscape-height] => 400 [ab-block-post-grid-square] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-600x600.jpg [ab-block-post-grid-square-width] => 600 [ab-block-post-grid-square-height] => 600 [tp-image-grid] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4.jpg [tp-image-grid-width] => 328 [tp-image-grid-height] => 700 [post-thumbnail] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-150x150.jpg [post-thumbnail-width] => 150 [post-thumbnail-height] => 150 [admin] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-23x50.jpg [admin-width] => 23 [admin-height] => 50 [full] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4.jpg [full-width] => 655 [full-height] => 1400 [thumb_372] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-372x795.jpg [thumb_372-width] => 372 [thumb_372-height] => 795 [single_post_thumbnail] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-292x625.jpg [single_post_thumbnail-width] => 292 [single_post_thumbnail-height] => 625 [thumb_32_32] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-15x32.jpg [thumb_32_32-width] => 15 [thumb_32_32-height] => 32 [thumb_48_48] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-22x48.jpg [thumb_48_48-width] => 22 [thumb_48_48-height] => 48 [thumb_64_64] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-30x64.jpg [thumb_64_64-width] => 30 [thumb_64_64-height] => 64 [thumb_128_128] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-60x128.jpg [thumb_128_128-width] => 60 [thumb_128_128-height] => 128 [thumb_122_67] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-31x67.jpg [thumb_122_67-width] => 31 [thumb_122_67-height] => 67 [thumb_153_153] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-72x153.jpg [thumb_153_153-width] => 72 [thumb_153_153-height] => 153 [thumb_130_163] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-76x163.jpg [thumb_130_163-width] => 76 [thumb_130_163-height] => 163 [thumb_232_177] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-83x177.jpg [thumb_232_177-width] => 83 [thumb_232_177-height] => 177 [thumb_272_325] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-304x650.jpg [thumb_272_325-width] => 304 [thumb_272_325-height] => 650 [thumb_271_346] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-162x346.jpg [thumb_271_346-width] => 162 [thumb_271_346-height] => 346 [thumb_271_271] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-127x271.jpg [thumb_271_271-width] => 127 [thumb_271_271-height] => 271 [thumb_272_172] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-80x172.jpg [thumb_272_172-width] => 80 [thumb_272_172-height] => 172 [thumb_372_461] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-216x461.jpg [thumb_372_461-width] => 216 [thumb_372_461-height] => 461 [thumb_372_500] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-234x500.jpg [thumb_372_500-width] => 234 [thumb_372_500-height] => 500 [thumb_385_270] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-126x270.jpg [thumb_385_270-width] => 126 [thumb_385_270-height] => 270 [thumb_416_241] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-113x241.jpg [thumb_416_241-width] => 113 [thumb_416_241-height] => 241 [thumb_448_410] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-192x410.jpg [thumb_448_410-width] => 192 [thumb_448_410-height] => 410 [thumb_448_410_retina] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-384x820.jpg [thumb_448_410_retina-width] => 384 [thumb_448_410_retina-height] => 820 [thumb_574_382] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-179x382.jpg [thumb_574_382-width] => 179 [thumb_574_382-height] => 382 [thumb_776_395] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-185x395.jpg [thumb_776_395-width] => 185 [thumb_776_395-height] => 395 ) ) [1] => Array ( [ID] => 23947 [id] => 23947 [title] => Plain_Text_Email.jpg [filename] => Plain_Text_Email-10.jpg [filesize] => 0 [url] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10.jpg [link] => https://www.nextafter.com/experiments/how-stripping-out-branding-in-an-offer-email-affects-clickthrough-rate/attachment/plain_text_email-jpg-9/ [alt] => [author] => 0 [description] => [caption] => [name] => plain_text_email-jpg-9 [status] => inherit [uploaded_to] => 14111 [date] => 2021-12-15 23:09:50 [modified] => 2021-12-15 23:09:50 [menu_order] => 0 [mime_type] => image/jpeg [type] => image [subtype] => jpeg [icon] => https://nextafter-1a91a.kxcdn.com/wp-includes/images/media/default.png [width] => 793 [height] => 1016 [sizes] => Array ( [thumbnail] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-150x150.jpg [thumbnail-width] => 150 [thumbnail-height] => 150 [medium] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-234x300.jpg [medium-width] => 234 [medium-height] => 300 [medium_large] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-768x984.jpg [medium_large-width] => 640 [medium_large-height] => 820 [large] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10.jpg [large-width] => 640 [large-height] => 820 [1536x1536] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10.jpg [1536x1536-width] => 793 [1536x1536-height] => 1016 [2048x2048] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10.jpg [2048x2048-width] => 793 [2048x2048-height] => 1016 [ab-block-post-grid-landscape] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-600x400.jpg [ab-block-post-grid-landscape-width] => 600 [ab-block-post-grid-landscape-height] => 400 [ab-block-post-grid-square] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-600x600.jpg [ab-block-post-grid-square-width] => 600 [ab-block-post-grid-square-height] => 600 [tp-image-grid] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10.jpg [tp-image-grid-width] => 546 [tp-image-grid-height] => 700 [post-thumbnail] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-150x150.jpg [post-thumbnail-width] => 150 [post-thumbnail-height] => 150 [admin] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-39x50.jpg [admin-width] => 39 [admin-height] => 50 [full] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10.jpg [full-width] => 793 [full-height] => 1016 [thumb_372] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-372x477.jpg [thumb_372-width] => 372 [thumb_372-height] => 477 [single_post_thumbnail] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-488x625.jpg [single_post_thumbnail-width] => 488 [single_post_thumbnail-height] => 625 [thumb_32_32] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-25x32.jpg [thumb_32_32-width] => 25 [thumb_32_32-height] => 32 [thumb_48_48] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-37x48.jpg [thumb_48_48-width] => 37 [thumb_48_48-height] => 48 [thumb_64_64] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-50x64.jpg [thumb_64_64-width] => 50 [thumb_64_64-height] => 64 [thumb_128_128] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-100x128.jpg [thumb_128_128-width] => 100 [thumb_128_128-height] => 128 [thumb_122_67] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-52x67.jpg [thumb_122_67-width] => 52 [thumb_122_67-height] => 67 [thumb_153_153] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-119x153.jpg [thumb_153_153-width] => 119 [thumb_153_153-height] => 153 [thumb_130_163] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-127x163.jpg [thumb_130_163-width] => 127 [thumb_130_163-height] => 163 [thumb_232_177] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-138x177.jpg [thumb_232_177-width] => 138 [thumb_232_177-height] => 177 [thumb_272_325] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-507x650.jpg [thumb_272_325-width] => 507 [thumb_272_325-height] => 650 [thumb_271_346] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-271x346.jpg [thumb_271_346-width] => 271 [thumb_271_346-height] => 346 [thumb_271_271] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-212x271.jpg [thumb_271_271-width] => 212 [thumb_271_271-height] => 271 [thumb_272_172] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-134x172.jpg [thumb_272_172-width] => 134 [thumb_272_172-height] => 172 [thumb_372_461] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-360x461.jpg [thumb_372_461-width] => 360 [thumb_372_461-height] => 461 [thumb_372_500] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-372x477.jpg [thumb_372_500-width] => 372 [thumb_372_500-height] => 477 [thumb_385_270] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-211x270.jpg [thumb_385_270-width] => 211 [thumb_385_270-height] => 270 [thumb_416_241] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-188x241.jpg [thumb_416_241-width] => 188 [thumb_416_241-height] => 241 [thumb_448_410] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-320x410.jpg [thumb_448_410-width] => 320 [thumb_448_410-height] => 410 [thumb_448_410_retina] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-640x820.jpg [thumb_448_410_retina-width] => 640 [thumb_448_410_retina-height] => 820 [thumb_574_382] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-298x382.jpg [thumb_574_382-width] => 298 [thumb_574_382-height] => 382 [thumb_776_395] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-308x395.jpg [thumb_776_395-width] => 308 [thumb_776_395-height] => 395 ) ) )

Array ( [0] => Array ( [ID] => 23943 [id] => 23943 [title] => Email_with_Heartlight_Template.jpg [filename] => Email_with_Heartlight_Template-4.jpg [filesize] => 0 [url] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4.jpg [link] => https://www.nextafter.com/experiments/how-stripping-out-branding-in-an-offer-email-affects-clickthrough-rate/attachment/email_with_heartlight_template-jpg-5/ [alt] => [author] => 0 [description] => [caption] => [name] => email_with_heartlight_template-jpg-5 [status] => inherit [uploaded_to] => 14111 [date] => 2021-12-15 23:09:32 [modified] => 2021-12-15 23:09:32 [menu_order] => 0 [mime_type] => image/jpeg [type] => image [subtype] => jpeg [icon] => https://nextafter-1a91a.kxcdn.com/wp-includes/images/media/default.png [width] => 655 [height] => 1400 [sizes] => Array ( [thumbnail] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-150x150.jpg [thumbnail-width] => 150 [thumbnail-height] => 150 [medium] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-140x300.jpg [medium-width] => 140 [medium-height] => 300 [medium_large] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4.jpg [medium_large-width] => 640 [medium_large-height] => 1368 [large] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-479x1024.jpg [large-width] => 479 [large-height] => 1024 [1536x1536] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4.jpg [1536x1536-width] => 655 [1536x1536-height] => 1400 [2048x2048] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4.jpg [2048x2048-width] => 655 [2048x2048-height] => 1400 [ab-block-post-grid-landscape] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-600x400.jpg [ab-block-post-grid-landscape-width] => 600 [ab-block-post-grid-landscape-height] => 400 [ab-block-post-grid-square] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-600x600.jpg [ab-block-post-grid-square-width] => 600 [ab-block-post-grid-square-height] => 600 [tp-image-grid] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4.jpg [tp-image-grid-width] => 328 [tp-image-grid-height] => 700 [post-thumbnail] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-150x150.jpg [post-thumbnail-width] => 150 [post-thumbnail-height] => 150 [admin] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-23x50.jpg [admin-width] => 23 [admin-height] => 50 [full] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4.jpg [full-width] => 655 [full-height] => 1400 [thumb_372] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-372x795.jpg [thumb_372-width] => 372 [thumb_372-height] => 795 [single_post_thumbnail] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-292x625.jpg [single_post_thumbnail-width] => 292 [single_post_thumbnail-height] => 625 [thumb_32_32] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-15x32.jpg [thumb_32_32-width] => 15 [thumb_32_32-height] => 32 [thumb_48_48] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-22x48.jpg [thumb_48_48-width] => 22 [thumb_48_48-height] => 48 [thumb_64_64] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-30x64.jpg [thumb_64_64-width] => 30 [thumb_64_64-height] => 64 [thumb_128_128] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-60x128.jpg [thumb_128_128-width] => 60 [thumb_128_128-height] => 128 [thumb_122_67] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-31x67.jpg [thumb_122_67-width] => 31 [thumb_122_67-height] => 67 [thumb_153_153] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-72x153.jpg [thumb_153_153-width] => 72 [thumb_153_153-height] => 153 [thumb_130_163] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-76x163.jpg [thumb_130_163-width] => 76 [thumb_130_163-height] => 163 [thumb_232_177] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-83x177.jpg [thumb_232_177-width] => 83 [thumb_232_177-height] => 177 [thumb_272_325] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-304x650.jpg [thumb_272_325-width] => 304 [thumb_272_325-height] => 650 [thumb_271_346] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-162x346.jpg [thumb_271_346-width] => 162 [thumb_271_346-height] => 346 [thumb_271_271] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-127x271.jpg [thumb_271_271-width] => 127 [thumb_271_271-height] => 271 [thumb_272_172] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-80x172.jpg [thumb_272_172-width] => 80 [thumb_272_172-height] => 172 [thumb_372_461] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-216x461.jpg [thumb_372_461-width] => 216 [thumb_372_461-height] => 461 [thumb_372_500] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-234x500.jpg [thumb_372_500-width] => 234 [thumb_372_500-height] => 500 [thumb_385_270] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-126x270.jpg [thumb_385_270-width] => 126 [thumb_385_270-height] => 270 [thumb_416_241] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-113x241.jpg [thumb_416_241-width] => 113 [thumb_416_241-height] => 241 [thumb_448_410] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-192x410.jpg [thumb_448_410-width] => 192 [thumb_448_410-height] => 410 [thumb_448_410_retina] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-384x820.jpg [thumb_448_410_retina-width] => 384 [thumb_448_410_retina-height] => 820 [thumb_574_382] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-179x382.jpg [thumb_574_382-width] => 179 [thumb_574_382-height] => 382 [thumb_776_395] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Email_with_Heartlight_Template-4-185x395.jpg [thumb_776_395-width] => 185 [thumb_776_395-height] => 395 ) ) [1] => Array ( [ID] => 23947 [id] => 23947 [title] => Plain_Text_Email.jpg [filename] => Plain_Text_Email-10.jpg [filesize] => 0 [url] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10.jpg [link] => https://www.nextafter.com/experiments/how-stripping-out-branding-in-an-offer-email-affects-clickthrough-rate/attachment/plain_text_email-jpg-9/ [alt] => [author] => 0 [description] => [caption] => [name] => plain_text_email-jpg-9 [status] => inherit [uploaded_to] => 14111 [date] => 2021-12-15 23:09:50 [modified] => 2021-12-15 23:09:50 [menu_order] => 0 [mime_type] => image/jpeg [type] => image [subtype] => jpeg [icon] => https://nextafter-1a91a.kxcdn.com/wp-includes/images/media/default.png [width] => 793 [height] => 1016 [sizes] => Array ( [thumbnail] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-150x150.jpg [thumbnail-width] => 150 [thumbnail-height] => 150 [medium] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-234x300.jpg [medium-width] => 234 [medium-height] => 300 [medium_large] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-768x984.jpg [medium_large-width] => 640 [medium_large-height] => 820 [large] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10.jpg [large-width] => 640 [large-height] => 820 [1536x1536] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10.jpg [1536x1536-width] => 793 [1536x1536-height] => 1016 [2048x2048] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10.jpg [2048x2048-width] => 793 [2048x2048-height] => 1016 [ab-block-post-grid-landscape] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-600x400.jpg [ab-block-post-grid-landscape-width] => 600 [ab-block-post-grid-landscape-height] => 400 [ab-block-post-grid-square] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-600x600.jpg [ab-block-post-grid-square-width] => 600 [ab-block-post-grid-square-height] => 600 [tp-image-grid] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10.jpg [tp-image-grid-width] => 546 [tp-image-grid-height] => 700 [post-thumbnail] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-150x150.jpg [post-thumbnail-width] => 150 [post-thumbnail-height] => 150 [admin] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-39x50.jpg [admin-width] => 39 [admin-height] => 50 [full] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10.jpg [full-width] => 793 [full-height] => 1016 [thumb_372] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-372x477.jpg [thumb_372-width] => 372 [thumb_372-height] => 477 [single_post_thumbnail] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-488x625.jpg [single_post_thumbnail-width] => 488 [single_post_thumbnail-height] => 625 [thumb_32_32] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-25x32.jpg [thumb_32_32-width] => 25 [thumb_32_32-height] => 32 [thumb_48_48] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-37x48.jpg [thumb_48_48-width] => 37 [thumb_48_48-height] => 48 [thumb_64_64] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-50x64.jpg [thumb_64_64-width] => 50 [thumb_64_64-height] => 64 [thumb_128_128] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-100x128.jpg [thumb_128_128-width] => 100 [thumb_128_128-height] => 128 [thumb_122_67] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-52x67.jpg [thumb_122_67-width] => 52 [thumb_122_67-height] => 67 [thumb_153_153] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-119x153.jpg [thumb_153_153-width] => 119 [thumb_153_153-height] => 153 [thumb_130_163] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-127x163.jpg [thumb_130_163-width] => 127 [thumb_130_163-height] => 163 [thumb_232_177] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-138x177.jpg [thumb_232_177-width] => 138 [thumb_232_177-height] => 177 [thumb_272_325] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-507x650.jpg [thumb_272_325-width] => 507 [thumb_272_325-height] => 650 [thumb_271_346] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-271x346.jpg [thumb_271_346-width] => 271 [thumb_271_346-height] => 346 [thumb_271_271] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-212x271.jpg [thumb_271_271-width] => 212 [thumb_271_271-height] => 271 [thumb_272_172] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-134x172.jpg [thumb_272_172-width] => 134 [thumb_272_172-height] => 172 [thumb_372_461] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-360x461.jpg [thumb_372_461-width] => 360 [thumb_372_461-height] => 461 [thumb_372_500] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-372x477.jpg [thumb_372_500-width] => 372 [thumb_372_500-height] => 477 [thumb_385_270] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-211x270.jpg [thumb_385_270-width] => 211 [thumb_385_270-height] => 270 [thumb_416_241] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-188x241.jpg [thumb_416_241-width] => 188 [thumb_416_241-height] => 241 [thumb_448_410] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-320x410.jpg [thumb_448_410-width] => 320 [thumb_448_410-height] => 410 [thumb_448_410_retina] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-640x820.jpg [thumb_448_410_retina-width] => 640 [thumb_448_410_retina-height] => 820 [thumb_574_382] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-298x382.jpg [thumb_574_382-width] => 298 [thumb_574_382-height] => 382 [thumb_776_395] => https://nextafter-1a91a.kxcdn.com/wp-content/uploads/Plain_Text_Email-10-308x395.jpg [thumb_776_395-width] => 308 [thumb_776_395-height] => 395 ) ) )