Does a Postal Money order need to "clear"?

I sent a Money order to my seller and he says he will ship when it clears. Is this necessary?

shoe06-11-2008 6:46pm

glory Details Discussions Posts This discussion Message User 1,614 posts 06-12-2008 at 03:41am Copy Comment URL Report Comment Edit Delete If a member, with high positive feedback, sends me a certified check I will ship the next day.I have shipped before payment at times to those who have earned it and are long time members.
glory Details Discussions Posts This discussion Message User 1,614 posts 06-12-2008 at 11:36am Copy Comment URL Report Comment Edit Delete Bigtee, Seeing this post is about counterfeit MO, certified checks , was your rip off a counterfeit or stop payment issue?