yes the related link has a video, but you must be 18
There is no charge for a Playstation Network account except the optional PlayStation Plus Account for the Playstation Store free games, discounts, and other bonuses
To sign into the Playstation Network under the master account or you can sign in under a sub account if one exists. Sign in can be set to remember password or auto sign in and then you only need password when making account changes
It does not expire for a Playstation Account
No only the Playstation Plus account and Playstation Store purchases have charges and the third party services like netflix
Most accounts take personnel information to set up and a Playstation account will be able to be used at the Playstation store
You need to make a sub account (child) and a master account (parent or guardian )
A Master account is just a normal Playstation Account. The related link has a video
yes
Can I delete a PLAYSTATION®Network account?Once a PLAYSTATION Network account is created, it cannot be deleted. If you would like to use a new (different) account, you will have to create an entirely new PLAYSTATION Network account.Note: Purchased content cannot be transferred between different PLAYSTATION Network accounts. We apologize for any inconvenience.How do I terminate my PLAYSTATION®Network account?Once a PLAYSTATION Network account is created, you can not delete it, although it can be terminated. To terminate a PLAYSTATION Network account, please contact Sony Computer Entertainment America's (SCEA) Consumer Services' Accounts and Billing line at 1-877-971-7669.That is not a right of the user of an account. You can create an account and do not have a right to delete the account you create.
You can't, but making a YouTube account is fast, easy, and free. :)
It was said at a playstation convention on TV that they were planning on making a playstation 4. They are not quite sure when it will be out.
You can't