Kaitlin Mahar

Or maybe even more generally, just allow filtering addresses by regular expression, and we build in some common regexes for users to select from. For example, someone might want to...

emails containing links to websites that look suspicious (we could probably find some api/library to check for this) should be flagged as such

for example, account confirmation emails when you sign up for a new website - that will almost definitely be from an unknown sender, but you might need to see it...

owner should be able to forward an email they receive to squadbox and add "whitelist sender" or something like that at the top to whitelist whoever originally wrote the email....