PLEASE HELP ME ON HOW TO RIDE POWER UPVOTE AND SHARE IN ESTEEM

hi steemian
please help me in steem
because I do not understand about steem. ranging from how to raise the power. voting. and how to share have friends and how to mebuat better posting

I really want to learn to use steem as my friend who has been successful in steem

thanks for his help
@good-karma
@denk-mit
@melip
@booster