Springpad have updated their Android app as well as the web-based interface. If you go about 3/4 of the way down the Home page, you'll see a link to a 2 1/2 minute video that shows you how it works.
[usual disclaimer] I don't have any affiliation with Springpad, I'm just a customer. [/usual disclaimer]
[usual disclaimer] I don't have any affiliation with Springpad, I'm just a customer. [/usual disclaimer]