Hello, Need to know some tips for Woodfo PPC and Actually I have Registered on Woodfo Advertiser Account and Get Welcome Mail along that I Got $200 Adds Coupon for Free Branding and Trail the Network. I have Redeemed that Coupon By Paying $10 Activation Fee from Ad Fund and Get the Credit in my Account. But here is the Problem I am not able to Create adds on that as i am not able to know the Exact Keywords for my Website my Website is Educational e-book so can anybody suggest me some good keywords that can be used on Google and Woodfo PPC to Create Adds. Your guidance will be Appreciable. Help me out of it.