With advertising vendor programs, the vendor creates a co-op advertising budget enabling retailers to earn discounts on their advertising costs by including the vendor's products and logos. Vendor advertising programs vary, but usually reemburse the retailer based pre-defined guidelines, which can be based on vendor sales at the retailer or some other percentage.
The search for people who can answer your question continues for as long as needed - until you find the answer you were looking for.
When an answer is posted by someone who was invited (byYedda or by yourself) to answer your question, their answer is marked with a yellow "invited by Yedda".
To be invited to answer other people's questions in your areas of knowledge and interest, be sure to list your favorite topics:
» My Settings My Topics.
Of course, the more helpful your answers are, the more likely you are to be invited to future questions...