Can a ps3 have more than one netflix account
More than one account on a ps3 is possible. But something installed on the ps3 goes to all accounts. So, you can have Netflix on all your accounts, but can't have a different Netflix for each account
yes. just create another user for ps3
Yes. It is possible to have multiple accounts on Netflix which can be achieved by creating new unique accounts for each user. You can stream Netflix Instant on ps3 and watch content in HD.