Here are 7 awesome services that let you send files of more than 500MB. From 7 Ways to Send HUGE Files: 25X Bigger than Gmail-mashable.com 

• YouSendIt allows you to send up to a 100MB file without creating an account.
  
  


• MegaUpload offers the most storage space we found for non-paying users to send files(500MB limit).
  
  


• zUpload offers you up to 500MB to share a single file
  
  


• DropSend allows you to send files up to 1GB with a premium account (starting at $5/mo).
  
  


• MailBigFile   Without registering, you can send up to a 100MB file
  
  


• LeapFILE send up to 1GB files starting at $14.95/mo.
  
  


• MediaMax For $4.95/month, you can send 1GB files, and for $9.95/month you can send files of any size.