Start with a single stage press and start collecting reloading manuals. Lyman 49th is a good start. It takes time to accumulate stuff, so pick your first caliber and begin collecting components. As you get into it you will figure out things that work for you based on your needs, your budget, and your space available.
If a Dillon 1050 magically fell out of the sky into my backyard, I just don't have any place to mount it. I would really enjoy the opportunity to find a place if anyone would like to give me one.
Read and get together with someone nearby to see what they do and why they do it. You will develop your own system because you need to understand and be comfortable with what you are doing.