I really want to know how o shave my pubic hair ?

ok im a guy and i want to know how to shave my pubic hair i tried it twice before the first time i did it wrong and i was itching pretty bad for a few days the second time was better but not perfect i just want to know how to shave my pubic hair so it wont hurt(especially around the shaft and taint area)and make it look and feel really smooth with out any bumps