You have the current count of the number of slices on bread left in the loaf on your mind and know you still have enough peanut-butter to go with it, and have it figured out that you have enough slices of bread to make it to the next time money will be comin in.
The house next to yours in the community of all college students has a full size couch and a big chair both completely made of cases of empty beer bottles, and a wall of there house completely stacked with cases of empty beer bottles, and at the end of the year the local beer distributor send a big truck to take the empties back.
Someone shows up for the first time in the middle of the term, you wonder why they are starting school when the term is half over and ask them, and they say they were here the first couple of days of the term and drank a whole fifth one night and have only now got out of the hospital.
One of the usual gang who gets drunk every weekend says they are going to the plasma center to sell there plasma to get beer money again, and want to know if you want to come along.
There is that one guy who has two or three new girls in bed every week and a steady girlfriend who comes up to visit him on weekends.
You can almost get high form the contact high from the smoke from the houses just by walking down the street late Friday or Saturday night if the wind is not blowing.
You bring some Isley's chipped ham from home and everyone in the home you are living in never heard of it, and likes it so much they ask you to bring more the next time you go home.
You bring a frozen meat-loaf that your mother made with her secret recipe and cook it and everyone like is so much that they ask you to bring more the next time you go home.