Equipment checks 24 and 12 hours before the op
creating a 'stupid' list of even the tiniest most insignificant items
making sure my batteries are charged and i have extras for everything
basic tool kit
ductape and tp always good
appropriate clothing and extras such as socks
hyrdation can never be over emphasized
snacks, mre's are a good idea if you have the time for a meal, but granola bars which you can munch on throughout the day help a lot
caffine and energy drinks may sound like a good idea, but i've noticed that once you're past a certain point it does no good.
If you are sleepy and cannot function take turns 50% watch is a good thing.
"You know what the chain of command is? It's the chain I go get and beat you with 'til ya understand who's in ruttin' command here."