eBay

I have been selling for some time but still only average about $100 a month. I think I might get more notice if I start a store (and can add more listings) but how do I know if it is the right time for me? Am I currently making too little?

Could someone please explain the difference between topographical and non-topographical postcards? This does not make any sense to me. I have looked at several postcard collecting sites, and these terms are not used. Is a non-topographical postcard a...