Street Fight Daily: 03.31.11

A roundup of today’s big stories in hyperlocal media, technology, advertising and startups.

According to a new study by Borrell Associates, the portion of the local online advertising market held by internet “pureplays” (as opposed to outlets affiliated with other media) is no longer expanding. For the third year in-a-row, the share of revenue going to pureplays has stayed the same. (PoMo Blog)

Gordon Borrell on what is driving local advertising growth, why newspapers will fall behind the internet, and why Groupon is such a success. (Media Life)

As everyone from the largest of media companies to independent local hyperlocal news sites seek to capitalize on the $30B local advertising market, which hyperlocal business models are succeeding and why? How will hyperlocal news change the world of journalism? (ScribeMedia)

ESPNLocal.com is expanding into markets across the country, competing with local media outlets in sports coverage. (NetNewsCheck)

Groupon “has created a new form of marketing.” (UTalkMarketing)

While location-based check-in services are an important development in mobile social networking, they are “overhyped” according to industry analyst firm Ovum. (IT Wire)