it depends what type it is an Syrian or Russian are more likely to be friendly compared to a Chinese however check with the person you are buying it from
yes, you can.
If your hamster is weaned, a lot. The more you hold your new pet, the better. This will get you aquainted with it and it with you. Make sure you feed it by hand when you hold it, this will form a bond between you.
Any hamster is easy to hold but is depends on how you treat it but if you want to hold a hamster you need to check its water and food and of course the hamster SO ALWAYS REMEMBER TO TREAT YOUR HAMSTER WITH RESPECT!!!!!!!!!!!!!
well their is really not much to do with a hamster but, they are fun to hold.
yes
Yes, unless you poke or do uncomfortable things to a hamster they will bight you.
no or the mom will eat them
when you feel like it.
Yes.
I think a Campbell's Russian Dwarf hamster
Yes. You can, in fact its the excact time you should hold them because if you hold them at the wrong time they might die from their mother eating them.
you can hold the mother a few days after giving birth.