The document provides an overview of techniques used for targeting local online advertising markets, as developed by the Interactive Advertising Bureau's Local Committee. It discusses IP-based geo-targeting, search targeting, explicit and behavioral profile data targeting, mobile/location-based targeting, and contextual targeting. The document aims to illustrate how these techniques can be utilized in advertising campaigns for both national and local advertisers. It also notes that targeting local markets online remains an important opportunity as technologies continue to evolve.