Xpenser provides an easy way to track your business expenses. Designed to work within your normal workflow, you can email, sms, Tweet, IM, etc., your expenses w/o logging on to their system. You can even photograph your receipt with your iphone and send it off to Xpenser the way you see fit. Cool. Xpenser was founded and is run by Parand Darugar. Xpenser received angel capital from local investor Paul Kedrosky.
(Founder of a San Diego startup? Contact me: brant@ marketbynumbers.)