Selling cheap slime blocks and glowstone! Glowstone - 8r each, 512r per stack Slime Block - 18r each, 1152r per stack Shop signs are placed at /v 1001. /t preview is on, so you can see how much stock is left!
I've never been asked this, lol. I'd sell the glowstone for 7r each and the slime blocks for 16r each if you bought more than a DC.