Earlier quoted context omitted.
Atlassian sent me an email earlier this year warning that all @company.com accounts were about to be converted to corporate accounts and that I had a month to opt out. (I did not opt out, because my @company.com Trello account was intended for use with my company) This person’s warning email probably ended up in spam. In general I’m not sure the best way Atlassian could have handled this. The recent upgrade to move @…
IMO they should handle secondary emails differently to primary emails. Some sort of in your face warming when you login to trello before the migration may be appropriate.
As far as I'm aware, Trello didn't actually have one email marked as more important in any way. Although they absolutely should have.
I still think Atlassian should have been able to predict this situation, and should not have considered it acceptable.