↑ Ellie Behling "Fwix CEO: Making Content Ready for Location and Mobile", “Street Fight Magazine”, October 25, 2011. ↑ Sarah Perez "Smartphones Outsell PCs" Archived 2011-10-11 at the Wayback Machine, “ReadWriteWeb”, February 8, 2011. ↑ Gaille, Brandon K. "Location-Based Ads Are Vital To A Local Search Engine Strategy". Local Mobile Vantage.