Share 'Pinterest - As A Marketing Tool - ?'

Good Morning - I have been wandering around Pinterest and am confused to say the least - Can it be used as  a marketing tool?  Does one create a theme board with things they find on the internet and slip some of the items they are selling onto that board? - And then - once a board is created how is it seen by others  than your followers and perhaps other Pinterest users who happen on it? Are you…