(I tried a thread search on this topic under shaved pubes, shave, and shaving and turned up hundreds of threads seemingly about everything else but.)
ANYWAY, the first time you do it you might have to go thru all that prep work. But if you keep it shaved all the time you'll find your skin will toughen up to it and you won't need all the cream etc.
One dry pass every other day with a plain ol' bic style single or double edge throwaway. Do it the moment you think you feel stubble. You'll go itch free and clean as a baby's bottom forevermore.