It is a joke, that Yelp has the 50-fold market-cap and Tumblr the 27-fold price of Local Corp, but both less US-Monthly-Unique-Visitors (newest numbers from Siteanalytics)
Local Corp (market-cap of 40 million) development of Unique Visitors:
11/2012: 18,745,842 Monthly Unique Visitors
12/2012: 22,738,206 Monthly Unique Visitors
01/2013: 26,410,927 Monthly Unique Visitors
02/2013: 24,017,605 Monthly Unique Visitors
03/2013: 24,427,755 Monthly Unique Visitors
04/2013: 23,785,928 Monthly Unique Visitors
Compare with the development of Yelp's (market-cap of 2 billion) Unique Visitors:
11/2012: 19,358,705 Monthly Unique Visitors
12/2012: 21,017,483 Monthly Unique Visitors
01/2013: 22,293,301 Monthly Unique Visitors
02/2013: 21,063,155 Monthly Unique Visitors
03/2013: 23,364,095 Monthly Unique Visitors
04/2013: 22,252,993 Monthly Unique Visitors
Compare with the development of Tumblr’s (offer of Yahoo of 1.1 billion) Unique Visitors:
11/2012: 24,610,970 Monthly Unique Visitors
12/2012: 26,348,660 Monthly Unique Visitors
01/2013: 26,003,223 Monthly Unique Visitors
02/2013: 24,082,558 Monthly Unique Visitors
03/2013: 22,990,413 Monthly Unique Visitors
04/2013: 23,21,082 Monthly Unique Visitors