The TRICK is to have aR$20 in your hand and ask politely if there are any GRATTIS UPGRADES available?If yes then you give them a tip.If not you can then ask how much extra, and stick theR$20 back in your pocket. That is not a bribe, get it?
Blackjack has the best odds of winning in any game, with a 49% chance of winning. A lot of people prefer Blackjack because it's a game based on numbers versus random hits on a slot machine. Learn the ins and outs of the game first, though, before you sit at a table.