Treat them with respect and kindness and they will open their hearts and homes to you.
At a minimum, keep your legs, breasts and stomachs covered.
The inappropriate attire of female tourists and the stuff that comes over local satellite dishes and the Internet gives many Egyptian men the impression that Western women are more sexually available than Egyptian women.
When you're respectful of the culture you make life easier not only for yourself, but for every foreign woman.
While it is inappropriate to touch a woman in public, don't be surprised to see men holding hands, with arms wrapped around each other or kissing each other on the cheek in greeting.
Friendships between men are an important part of the culture and, because the assumption is that homosexuality and bisexuality don't exist, men are physical with each other.