lowers

So lately ive been working on an ar build. I have a lower from Mag Tactical (ts magnesium alloy) and i was planning on building a decent but low budget ar 15, if anything, to get familiar with the platform, companies and style. My local mom and pop gun shop sells an anderson lower parts kit and...

I am newbie when it comes to guns, but want to get into them. I saw a similar thread about buying a complete upper and lower would you have a complete gun, excluding accessories, mags, or ammo. I wanted to ask a couple more questions on top of that. Keep in mind these might be dumb questions...