In order to become a good dancer you have to practice on a daily basis to get your body to become flexible. Your body has to be flexible in order to work the dance routine. If you leave it strict you will have a hard time working at it.

To become a good dancer you will need to practice daily. You will need to continue the momentum so that you'll be use to it. You will need to keep it going so that you can become better and better every single
day.

You will need to learn ways so that you can prevent injury while you work. Injury is not OK. Sometimes your career can be over if you get injured. You don't want to end your career because you break your back.

You will need a good instructor and lessons. You will need feedback as to what you're doing wrong. Practice makes perfect. The thing with dancing is that you need to keep on practicing because you will become stronger as you get better.

In order to be an advance dancer you will have to continue to dance and learn new techniques. There are plenty of dance instructional video online that you can learn. You have to keep in top physical shape because without it you can't dance well.