I had the exact same issues as the OP (interned at a startup and used personal Dropbox account for Dropbox for teams), but I was aware of the potential issue up

I had the exact same issues as the OP (interned at a startup and used personal Dropbox account for Dropbox for teams), but I was aware of the potential issue upon leaving the Dropbox for Teams account and emailed Dropbox support and everything worked out fine.