If you've never seen or made a treasury on Etsy, then let me explain. A treasury is a selection of 16 items from sellers other than yourself that you put together in a collection, usually with some sort of theme. It's a great way to highlight the great items people are offering. My thank you's are part of a collection of white items. You can see it here.
I've made several treasuries so far- they really are a lot of fun. You can go here and click through them if you feel like browsing, and there are thousands of others as well. It's quite an honor to be selected from the hundreds of thousands of items available. So be included, all I have to say is: