That's somewhat backwards. If you've told everyone your email address is myname@somefreeprovider.com, it's almost impossible for you to move for whatever reaso

That's somewhat backwards. If you've told everyone your email address is myname@somefreeprovider.com, it's almost impossible for you to move for whatever reason. The switching costs are actually very high. If it's myname@mydomain.com, you can move your email provider at will, and you're unlikely to ever be forced to pay more than $10 per year, which is pocket money for most folk.