E-Mail large files - e-mail big files...

Everybody knows the problem.. how can I get a big file from a to b without destroying my firewall.. installing special sharing clients etc. There are a couple of web based solutions that might come handy:Mail Big FileBox CloudDivShare WebhosteSnipsFile FactoryHyper UploadMediafireMega UploadPeer 2 MailRapidshareSimple UploadX-DriveYou send it!