im pretty clueless on this. i do have ACT!, and i was thinking of adding all the contacts to act, and then possible emailing them from their. i also have outlook, but i can only use if if it lets you use multiple accounts, as i already have a work account using it.
ps. i already [...]

I found Zinester, it sends newsletters for free, it’s great but, I would like to send email-course modules.
I have a three week course on how to write query letters, and I’d like to send students 3 lessons once a week.
Students can sign up any time and the autoresponder/mail service automatically sends them the lessons [...]