DO:

Change the food in your hamster's bowl every day.

Change the water in your hamster's cage every day.

Change the bedding of your hamster's every week or every 10 days.

Love your hamster.

Handle your hamster.

Buy your hamster new toys.

Give your hamster vegetable from time to time. Not every day!

DO NOT:

Wash your hamster. (They are easy to get flu)

Squeeze your hamster. (Do not apply pressure on it but other that it you can do what ever you want. :) )

Drop your hamster.

Give too much vegetables to your hamster. (It may have diarrhoea)