SugarSync is a product and service that keeps files synchronized across different computers, provides online and mobile access to files, and also provides a cloud storage facility. Their product site is well-organized and product description is clear and succinct, making it easy to understand immediately what the value of the product is, and how to begin using it. Calls to action (try, demo, buy) are clearly communicated on the front page, as well as on subordinate pages. Detailed information, as well as support forum is easily accessible to users who seek them.

http://www.sugarsync.com/