Most sites these days stop you dropping in random links. We do here. You need to find a way to add value to the sites you use rather than dropping links all over the place. Give advice or information on subjects that relate to the business. Write blogs or articles to drive traffic to the place you want it.
The problem with anything to do with trading is who knows if it is reputable, as there are so many that aren't, I imagine that they suspend accounts for certain types of business to protect the consumer.
