In order to gain a particular type of permit you will need to apply for it. Various types of verification may be required. Depending on the type of permit, you may need to provide verification of your identity with a photo. Proof of age, citizenship, and certain skills may also be required. If you are applying for a handicap parking permit you will need to show proof of medical documentation as well.
Some types of permits are free of charge but others have a fee associated with them. Generally you will have to pay the fee when you submit your application. You will need to look into the specifics of these details in order to find out what all is required. Make sure you are only paying that fee to the right agency that is authorized to charge for them.
For example if you are applying for a work permit, there are many scams out there. You don't want to pay for what turns out to be a fake one. You want to do things legitimately and apply to the right offices. You can easily do a search on the internet to find out what types of permits you need to do something.
A permit can also give you permission to do something such as build a home or a business. This s a requirement you don't want to miss. It can halt the completion of the project and cost you money if you haven't gone through the proper channels to get such permits for the work.
Permits are a way for certain agencies to keep track of what is going on around them. They need to keep track of who has access to what. For example the DMV has a record of youths that have a driving permit. There are often serious fines and penalties for not complying with the terms of a given permit.