You cannot. They prevent you from doing this in order to prevent cheating.
No.
Your trophies are recorded on your PSN profile, which you will log into on both your PS3 and your PSVita. On the PSVita you've got the option to just see the local trophies, the PSVita ones, but also the option to check your PSN account, which will show your PS3 trophies too.
The history is not yours to transfer and belongs to PSN. The history remains under the PSN account and can not be moved to a new account
No, the terms and regulations of the playstation network that you agree to, clearly states that you are not allowed to refund or transfer any funds from your account to any other.
To check your trophies on PS3 go to Games in the XMB. Near the top of the list there will be a trophies option, select this and submit. If you have an online account your trophies will be synced to or from your account. After the sync(if any) you will be able to see all your games that support trophies, and the trophies you have earned for each one.
Yes
Your trophies are sync'd to your online profile, but the only way to store save data online via the PSN is to be a PlayStation Plus member.
Trophies do not go anywhere. When PSN comes back up it will update your records with all the trophies you earned while the network has been shutdown. It can do that because the trophies are part of your records in your harddrive
A man that's addictied to PSN Trophies
You can not make a sub account into a master account because it is already under a Playstation master account. If you create a new account under a different name you lose your trophies and game saves
You can, but you need your ps3 connected to internet and make an psn account. there, you need to update your console, and than update the game.
PSN is an abbreviation for PlayStation Network, an online network for PlayStation consoles.it is free and you can compete for trophies
If you change your password to your PSN account no one else should be able to log into your account on any PS3. You can not remove data from another Playstation 3