How many times are you allowed to change your name on Yahoo?

For as often as I switch the roles and personalities in my life, I'd also like to do the same through my e-mail. How many times am I allowed to change my name - the one that appears to e-mails sent to others - on Yahoo before I am cut off, or have to choose a permanent one (if that is the case at all)?How many times are you allowed to change your name on Yahoo?I don't think that there is a limit to how many times you can change your name on Yahoo! Mail.