Restaurant City: Grab 20,000 Coins for Free, This Week Only

We're already on Day 2, so folks who missed Day 1 need to log into Facebook and click on this link, pronto! That one specifically says it's a 24-hr only offer.
You can grab today's 4,000 free coins here. Keep your eye on the game's official fanpage for the next 3 days to grab the rest.