When it comes to mobile location apps, I am little skeptical, very intimidated and completely uneducated in how to use them. I'm a 45-year-old man. How will I ever use these products, and more importantly how will they affect my daily life? These questions have cost me a lot of money, as I have passed on many early stage investments in the likes of Foursquare. In this video series, I set out to talk with companies that are pioneering in the mobile location sector to find out how they plan on making revenue, and what's next for the entire industry.
I knew very little about Gowalla  as I entered their impressive 10th floor offices in Austin, TX. One of the first companies to invent the location-based "check in," Gowalla prides itself on having a deep focus on design and user experience. I expected to have conversations at Gowalla about monetization opportunities like deals, but instead I discovered a company that's leading the way in smartphone-based guided tours, and is thinking very long-term about revenue potential.
To follow the next installment of Co.Location, check here next week .
Howard Lindzon  is the co-founder and CEO of StockTwits  -- a social network for traders and investors to share real-time ideas and information. StockTwits was recently named one of the 10 Most Innovative Web Companies in 2011  by Fast Company and one of the 50 Best Websites  by Time magazine.