As far as I'm aware you can't merge Apple IDs and it has been said a few times that it isn't likely to happen, I might be wrong however.
If it does exist, do you happen to know the URL as I've been looking to do this for a while.
If it does exist, do you happen to know the URL as I've been looking to do this for a while.
Checking again, that feature does not exist. I was certain I has seen info about doing so, but the official Apple docs say "nope".