When you decide to gamble online, you have to understand that many online casinos use the same gaming software. In effect, even when you gamble at different online casinos you are playing casino games that have been designed by the same software providers. This means that you can apply the same strategies when you play casino games at different online casino. For instance when you play blackjack online, the same blackjack rules are applied for the games made by the same software. So if you learn the strategies of say the blackjack games created by Playtech software, you can apply these blackjack strategies to blackjack games offered at all Playtech casinos. But software providers change their rules sometimes, so you need to stay updated with the changes that they make to give yourself an advantage. Below are two blackjack table strategy charts, one for the Las Vegas Strip game and the Downtown Vegas game.