I suggest that you test for a period of time to sell ads, because you are not familiar with the product, you do not know the quality of the product, and you do not know the shipping time
I suggest you sell the advertisement after testing for a period of time, because you are not familiar with the product, product quality and transportation time
I suggest you sell the advertisement after testing for a period of time, because you are not familiar with the product, know the quality of the product, and don't know the transportation time.