Precious Ngwu has produced the most extensive tool ever for finding individual Facebook members who are good prospects for your ads, for any niche you choose. He calls it Graph Authority App, and he released it over the weekend to rave reviews. This new tool, once you choose the niche to target, can find: ■ People who are members of a group in that niche ■ People who attended an event in that niche ■ People who “like” a particular page ■ People who respond to a Facebook post related to the niche Throw in additional criteria such as gender, where they dine, where they shop... [...]