Set up the promotion once; the tills, labels and customer display all follow it.
Updated
Specials, multibuys (2 for $6), mix & match across a group of products, and member prices. Each has a start and end date and the tills switch over automatically.
Customers earn points per dollar and redeem them as a discount at the till. You set the rate (by default 1 point per $1 and 100 points = $1 off).
Yes. Issue and top up gift cards, and run customer accounts with credit limits for regulars and local businesses; payments are recorded against the account.
Promotional prices in host files load with the rest of the file, and you approve them like any other price change.
Bring a host file or a Futurenet export. We'll load it and show you your store running on BetterRetailer, next to your current POS.