I've solved the problem. The rebate somehow disappeared when people had too much money left to buy more stuff. Now, it will always be calculated.

About trains: In fact, you preorder trains, not key caps. The trains in SPH-grey, blue, violett, cream and cadet colors are rolling to their new home currently. And really soon the next batch of trains will be produced and roll out. All we need is $6850.66.

Phase 2 trains will soon arrive:

