Two gmail address for one gmail account

When we create a gmail account we actually get two email address like this
userid@gmail.com
userid@googlemail.com
the second one You probably don’t know
now you can save your GMail mailbox from spam with this trick
Give your @googlemail.com address to very important contacts and you can put that in the visiting card while keep the @gmail.com address for public use like u can place it on your blogs, website or in forums . Then set a Gmail filter such that all email messages with @googlemail.com in the header go a special folder so you will never miss important emails
this article is via: digital inspiration