Once you own it want changes must pay for every change. Password reset is awful. You will want to have certain features that allow you to easily manage the privacy laws in Europe not available. Be sure to read privacy laws in Europe prior to buying this software.
Hello dear Charles! Thank you very much for your valuable comment, it will certainly help us to make our software even better. Thank you!
UPDATE: GDPR has been added in one of the previous versions, as per your request.