Reddit reviews Perfect Score Professional Heavy Duty Pistol Grip Oil Feed Glass Cutter

Being in the US, I don't know any local businesses in your area. I've always found glass shops to be extremely helpful. For the ones that are full -- ask them about other places to take classes. They'll even give you informal pointers if you ask.

I started many years ago without taking a single class. Today, there's probably tons of stuff on the internet, so it may not be necessary.

You'll need a glass cutter. I prefer the pistol grip type, but some people use this kind.

Then you'll need glass. If you can't get any near you, you can buy it online (don't know how much shipping is). Some glass is much easier to cut than other. Ask the salesman if you don't know.

I would get started by learning to cut glass. I'm sure there's a youtube video out there. Here's a page to get you started.

Then there's a lot of materials to buy: glass grinder, copper foil, soldering iron, solder, flux. And a lot of things to know, only a small percentage of which I do. Google is your friend.