The people ServiceMagic serves are busy folks: carpenters contractors, landscapers, plumbers, dry wallers, house cleaners and other home-improvement professionals who want to market their services to owners in their service areas.
To do that, ServiceMagic has called on the marketing help of Jingle Networks, the company that operates the Free411 mobile directory service. In return for free lookups by dialing 1-800-FREE411 and getting free number lookups, mobile users listen to ads.
Those ads can be of two types. The first, a simple sponsorship ad, plays while they
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