- monitor stock prices
- monitor some item price(s) at some store(s) (Amazon, etc.)
- monitor eBay auctions (https://en.wikipedia.org/wiki/EBay_API)
- monitor stock prices
- monitor some item price(s) at some store(s) (Amazon, etc.)
- monitor eBay auctions (https://en.wikipedia.org/wiki/EBay_API)