Model Ship Tools Getting Into Model Building As A Hobby...?

Getting into model building as a hobby...? - model ship tools

I have the perfect place to create a model workspace. Before we begin, I have some questions:

How do I start? Launch vehicles, tanks, helicopters, boats, etc. What could be simpler?

What are the best brands?

What tools do I need?

Is it an expensive hobby? : P

Further advice you would ...