Hello, I sold an item via Head-Fi and can't find the method to reclassify the post as SOLD. Did that a number of times with the old interface. Can someone help me out please?

Hello, I've been a member here for quite a while but never have posted (I think). Definitely I'm not in the Audiophile category with tons of stuff. I am wanting to take it up a step or do from where I am. I use a Sony XBA-H1, my Ety HF-5 is out of commission, and I have a set of Shure 215's...