text: Well- first off are we talking humans? \n2nd- are we talking for both participants to complete orgasm or just to enjoy themselves? \n3rd- What age group? \n4th- what country? \n5th- Between a male/female? \n6th- To do yourself or with a partner?\n\nThis is all a matter of choices and satisfaction levels for each individual.\n\n\nBut you knew that already...