Before, you approach any girl it is very important to like yourself for what you are. Because, if you don't like what you see then the other would also fail to like what they see. Following are some of the basic tips to start with.
Be natural – It is very important to act normal and natural. Only a guy with true self can ensure that girls will like you. Always keep in mind that girls have a sixth sense that will tell them whether your act is put on. Besides, if you're act is put on then you might get caught the next time if you forgot to act in the same manner. Therefore, be the person you're always. In case, you feel the need to put on an act then make sure to follow it always. Make sure to behave in a manner that you think girls would like you.
Do not brag - One of the biggest turn offs for most girls is when guys start bragging. Such behavior get easily noticed and turn away the girls rather than make them like you. Instead of boasting about your possessions and assets it would be better to tell girls about your aspirations that you to achieve them someday. Usually, girls like guys who are ambitious and truthful.
Be lively and jovial – It's a common fact that lively and funny person attracts others. Ask any girls about their dream guy and common answer that you gonna come across is “he should be funny.” No girl prefers to be around a guy who is always gloomy and dull. A guy with a touch of chivalry also increase his chances to make girls like you. Right expression and body language too communicates the person you are.
Just follow these tips and you're sure to succeed.