The problem now also is that you can't upgrade your free account to paid one. Then you could have two addresses to one account - your initial free one and one o

The problem now also is that you can't upgrade your free account to paid one. Then you could have two addresses to one account - your initial free one and one on custom domain. Currently when you get Google for Work (or however it is called now) you remain with two separate accounts. You can sync data if you work on it, but whatever you buy via one account stays with that one account.