Yes. There is a paid parking lot.
No, You can not. But you have a luggage transport service.
The terminals do not offer luggage storage.
Before going through the security screening, there will be porters offering their services. Do not forget to take your documents with you. You will need it to enter the terminal.
Yes. You can ask for assistance at the Security or the Guest Information Center.
Your family and friends can escort you till the entrance. They are not allowed to enter the terminal.