i spend good amount of time and money on the logo. i paid attention to the listings and design and spend considerable time on it. i kept my site simple and attractive. i did not loaded too much apps so people are not too much distracted or annoyed. i generated good traffic with FB adds and use of optimum social media. i listed high margin, market needed products. all products have good demand and other sites are selling it also. we have good sale so far and revenue is increasing.