Newsletters? I do studies and publish them free. I have a 0.5% spam rate, which is unacceptable according to the guardians of email. Using Facebook/twitter/Y

Newsletters? I do studies and publish them free. I have a 0.5% spam rate, which is unacceptable according to the guardians of email. Using Facebook/twitter/YouTube to notify people of updates is at danger of getting blocked/censored.