To get 333+ GRE score, whats truly needed?

Hi,

To get admit in Ivy league program and for scholarship high GRE score is ofcourse needed.

I have just started my GRE prep, before i deep dive into study plan , need quick input.

To get 333+ score which TOP5 things need to take care of ( i know there is no guaranty of score) still with experience whats truly needed (TO MUST DO LIST) to get >333+score??

Kindly advice.