Is it possible to merge two user profiles with different email ids?
39241
Lost my Stack Overflow account when I trashed my e-mail address
133772
Are there any gotchas with using two Apple IDs for one user in the App Store?
103450
Make account merges propagate to chat
57189
Adding more than one author with different affiliation
73379
How can I link two Google accounts to one Stack Exchange account?
9550
Search for emails from contacts with multiple email addresses
84975
How can I use two Firefox profiles?
96299
How can i link my UserProfile on my personal homepage?
156501
How do I really change my login email address?
32124
Can Outlook send multiple simultaneous emails to different people without doing a bcc?
51982
How can I change my login email address for Stack Overflow?
60888
Mail-merging documents from a database
30293
How a Gmail username can be taken but not recognised simultaneously?
61905
Can you have two different names for the same alternative ("send mail as") email address in Gmail?
84106
Can you change the related Contact of a Customer Portal User?
63976
Send Gmail calendar invite from alternate email
20808
Choose information when copying profile