Good morning everyone.
We have just started working on a new product (plum mail, replace you email keep your email address)
Now we are at the stage where we want to start inviting people to our waitlist, but we don't yet have a waitlist.
I am about to start building our waitlist, which will probably live on heroku and keep everything in Postgres. At least one person has suggested to me that I build it myself to keep control of the process.
However it does seem like a case of reinventing the wheel, and so I am looking for any recommendations for some kind of waitlist as a service.
What have you used?
What was great/aweful about it?
The features I need are