Sending Large Files for Advertising recommended services:

http://www.yousendit.com/ (2gb transfer)
http://www.4shared.com/ (10gb transfer)
http://www.mediafire.com/ (200mb transfer, no login required)
http://www.transferbigfiles.com/ (1gb transfer, no login required)
http://www.sendspace.com/ (300mb transfer, no login required)