National GPS Usage Data Reveals Wal-Mart Is Nation's Most Searched for Destination While on the Road SUNNYVALE, CA--(Marketwire - 03/10/10) - TeleNav, one of the largest navigation services providers with more than 13 million subscribers, today released usage data* that suggests users depend on GPS navigation for much more than getting from point A to point B. The data indicates that while customers in various cities depend on some GPS features more than others, when it comes to searching out ... Read ... Read More