For me, there is nothing more exciting in my collection than when my Trapdoors feed. And I mean nothing! Wouldn't recommend them for a first spider as they are never out. But if you have lots of other inverts, they are a fantastic addition. I put together some custom enclosures. I had acrylic rods made and cemented them into the middle of my enclosures to force them to burrow next to the sides. Works somewhat but you need to get lucky. I probably gave them too much space. Here they are:
I can't help it, but now "I've got a jar of dirt!" video from YouTube is stuck in my head