Follow all of the trends in the industry that you select. You should know something about the products that you purchase wholesale and use them yourself so that you can give advice or answer questions from buyers about these products. You also want to keep track of the suppliers who are selling these products wholesale so that you are sure that you are getting the best price and therefore making the most profit on your sales. Even seasoned veterans in the retail business know to constantly look at new suppliers and also know what is hot when it comes to buying wholesale so that they can continue to please their customers.