There are a few fundamental things you need to understand about poker before you start trying to win more often than you lose. First, you need to realize that poker is a game of chance and luck. However, over the long-term, your results will be largely determined by your own actions chosen on the basis of probability, psychology and game theory.
It is also important to learn the order of poker hands. This is so you can know when you have a good hand or not. For example, if you have pocket kings and there is an ace on the flop, then it is probably best to fold. It is also important to know that a flush beats a straight and three of a kind beats two pair.
One of the most important things you can do is to play in position as much as possible. This will give you a lot of bluffing opportunities because your opponents will have less information about your hand. Furthermore, playing in position allows you to make a smaller bet when you have a strong hand.
Finally, playing poker on a regular basis will help you to develop discipline and patience. This is because poker is a mentally intense game that requires concentration. It can be easy to act rashly or get distracted while playing poker, but it is important to focus on your game plan and stick to it. Developing these skills will be helpful in many areas of your life, not just at the poker table.