With Amazon Rufus you can view 30 and 90 day price histories, set price alerts, and set to auto-buy when items get to a certain price. As one example, I wanted to get this LEGO city bulldozer but didn’t want to pay the $64.99 list price or $56.99 sale price, so I set a price alert and auto buy at $50. Lo and behold it hit $45 yesterday so I now have this set on the way for a significant drop from the retail price! This was from a 3rd party seller which likely only had a few or even just 1 for...