dunno if it should be posted here as its sorta technical but may get overlooked in the sub forums and may may of use to some people
http://s13.yousendit.com/
It allows you to send any kind of file which is up to 1 gig in size. It's free and reliable and you can send the link to any email. Then the person can download it from the link. Files will stay on their system for 7 days
very usefull if you have a small email inbox and want to send high quality pics to friends and family etc