div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=regpack-email-marketing-optimization-hacks-case-studies-according-to-sikichhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: RegpackEmail Marketing Optimization Hacks Case studies According to Sikich 70% of digital marketers see email as the top medium for ROI and 62% of B2B marketers plan to continue loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsnetreader033viewer20220604075f0fa5e37e708231d445336ehtml5thumbnails1jpg width=140 height=200 divdiv