NOS in the blue can, second choice is Monster in the white can. Five Hour Energy works best for me, but I hate spending $2.50 for a shot when I can get a 16 oz drink for less. I also like Übermonster, but $5 is too much.
On a typical day I get by with just my morning 8 "cup" of coffee. If I'm working a double or expecting a lot of reservations I'll have a Redbull or a Rockstar. If I know I'm going to be working a double and doing a lot of reservations, I'll mix another Rockstar or Redbull in but I have to drink a lot of water on the line. I try to mix in fruit and bagels in there too. Small cans of pineapple juice help in a pinch and crazy nights light Valentine's or New Years I have been known to be able to drink a lot of coffee and a lot of energy drinks.
I can tolerate NOS. Hate most things Monster or Amp. I really only care for Rockstar Punched. I would rather be able to just drink coffee drinks but after that 8 cup my stomach gets sour.
Although I only use it for emergencies, I'm fairly sensitive to stimulants. I tend to get dependent on the stuff if I have more than 2-3 in a short timespan of a few days. I go through somewhat of a width-drawl