Go to Link: http://www.microsofthup.com/hupus/chooser.aspx?culture=en-US
and select your country
Enter a valid company email address and code F08C39B7EA
It works with @gmail and @yahoo email addresses.
Wait a few minutes then check your email for a validation link.
Complete the purchase for $10.
After purchased, you can download Microsoft Office Professional 2010 online
and use the provided license key.