Taxi Top Ads is a subsidiary of Cab Christian Inc, a California Corporation, dba Yellow Cab. We are located in Hemet, California. Alfred Persson President. We create and control the Ads that appear on our Brilliant LED illuminated Taxi Top Signs. Outdoor Taxi Advertising is cost effective and can be categorized as a form of "guerrilla marketing". We reach local eyeballs in the Hemet and San Jacinto areas, where they live work and shop.