Responsible disclosure and proper handling of passwords as well as not storing credit cards. Barring no breach at all, this is about as well as something like this can go.
Sace meta like country and city about the ip and then store the adress unrecoverable. Generally no big eeasons to have the actual ip stiored.
Every day of the week and four times and Tuesday I'd prefer the team that spends their marginal dollar on finding the next marginal reflected XSS bug than the one that wastes it on "two-way encryption of email addresses".
I don't know what Weebly does for appsec (I've never worked with them and probably never will), but if they've spent even $50 on external appsec testing, they're 1000% better than 90% of rest of the applications we all use every day.