The Marina District Merchant's Association - This site is a great resource that lists all the businesses that are in the Marina District.

SF Gate.com - This is a great resource site for all the neighborhoods in SF, click on the link for detailed information on the Marina District, with great lists of restaurants, and shopping.

Cafe's - A page that lists the cafe's in the Marina District and beyond.

Internet Cafe's - If you are looking for high speed wireless internet connections, check out the Starbucks (where you can buy a T-Mobile HotSpot card), or the Coffee Roastery (where you can buy a 24 hour wireless connection for $5).

Cheap but Yummy eats - a list of places where you can either take out or eat in, reasonably priced meals. Not all in the Marina District, but are listed by region.

The Golden Gate National Parks Conservancy
Fort Mason Center
Exploratorium
San Francisco Guide - Marina District