Most important lesson learned is to change money up there or take money out from the ATM there as you get a much better exchange rate out there.

When you plan on using cash in Sharm, bring only new, clean bills with no tears and very little wear. The local establishments and money changers in the sharm area are reluctant to accept any U.S. dollars, euros or british pounds that are not in very good condition as they are unable to exchange them at the bank in less than perfect condition.