How to use any e-mail address for your MSN account
Its not necessary to have a Hotmail e-mail address to create a MSN Messenger account, you can use any other e-mail address with any custom domain, for example yahoo.com, gmail.com or your website domain name.
You just need to create your e-mail address in the domain website, for example yahoo.com or gmail.com, go to www.passport.com and create a new Passport account selecting your existing custom e-mail address.
With your Passport account created, you will be able to use your MSN Messenger account with any e-mail address!