There are systems that allow for surfing using cell phone technology. Using a portable router mounted in the trunk or other out of the way location the system uses a 3G network to supply an uninterrupted signal regardless of cell tower blind sports, tunnels and so forth. In addition to the router, there is a monthly subscription fee based on estimated usage. Different systems dovetails several technologies into an integrated system can complete a variety of tasks from maintaining tool inventory to sending out invoices, creating spreadsheets and surfing the internet through the Sprint Mobile Broadband Network.