Try to learn how to fly. Walk on walls and ceilings and act like a Naruto ninja and spooder-man. Try to learn how to control it better. Help in the war maybe (i am scared). Use it for 'magic tricks'. And than go to the wiki and ask for help on how to train it.

Master it after that use it for daily life.

Making things that I carry lighter.

When training make gravity a bit heavier.

When fighting make opponent heavier and hit them much easier.

Making sure that in the end that I could achive great mastery about it

Move Earth into the Sun.