1: Under no circumstances may two men share an umbrella.
2: It is ok for a man to cry ONLY under the following circumstances:
   a. When a heroic dog dies to save its master.
   b. After wrecking your boss' car.
   c. One hour, 12 minutes, 37 seconds into "The Crying Game".
3: Any Man who brings a camera to a bachelor party may be legally killed and eaten by his buddies.
4: Unless he murdered someone in your family, you must bail a friend out of jail within 12 hours.
5: If you've known a guy for more than 24 hours, his sister is off limits forever unless you actually marry her.
6: Moaning about the brand of free beer in a buddy's fridge forbidden. However complain at will if the temperature is unsuitable.
7: No man shall ever be required to buy a birthday present for another man. In fact, even remembering your buddy's birthday is strictly optional.
8: On a road trip, the strongest bladder determines pit stops, not the weakest.
9: When stumbling upon other guys watching a sporting event, you may ask the score of the game in progress, but you may never ask who's playing.
10: It is permissible to drink a fruity alcohol drink only when you're sunning on a tropical beach... and it's delivered by a model and only when it's free.
11: Unless you're in prison, never fight naked.
12: Friends don't let friends wear Speedos. Ever! Issue closed. (American variation)
13: If a man's fly is down, that's his problem, you didn't see anything.
14: Women who claim they "love to watch sports" must be treated as spies until l they demonstrate knowledge of the game and the ability to drink as much   as the other sports watchers.
15: A man in the company of a hot, suggestively dressed woman must remain sober enough to fight.
16: Never hesitate to reach for the last beer or the last slice of pizza, but not both, that's just greedy.
17: If you compliment a guy on his six-pack, you'd better be talking about his choice of beer.
18: Never join your girlfriend or wife in discussing a friend of yours, except if she's withholding sex pending your response.
19: Phrases that may NOT be uttered to another man while he is lifting weights:
     a. Yeah, Baby, Push it!
     b. C'mon, give me one more! Harder!
     c. Another set and we can hit the showers!
20: Never talk to a man in a bathroom unless you are on equal footing: i.e. Both waiting in line, etc. For all other situations, an almost imperceptible nod is all the conversation you need.
21: It is acceptable for you to drive her car. It is not acceptable for her to drive yours.
22: Thou shall not buy a car in the colors of brown, pink, lime green, orange or sky blue.
23: The girl who replies to the question "What do you want for Christmas?" with "If you loved me, you'd know what I want!" gets an Xbox. End of story.
24: There is no reason for guys to watch Ice Skating or Men's Gymnastics. Ever.