You paste your campaign into a free spam checker, score a perfect 10/10, hit send, then watch Gmail file half the list as Spam. The tester only proved that one ruleset saw no issues; it never measured the user-reported spam rate that must stay below 0.10 percent, according to the Gmail Postmaster To ols guidelines. This ... The post 8 Free Email Spam Checker Tools For Small Businesses: Why 10/10 Still Hits Spam appeared first on KHTS Radio. ...read more read less