3 way switches 2 lights

Hi, I am doing a remodel and I currently have two lights between two 3 way switches with the power coming in from one of the lights. See attached for the diagram. I am interested in eliminating one of the light switches. Can someone please explain how to cap off one of the switches and run...

I already have a 3 way switching installed to just one light. The power (hot ) comes into the first 3 way switch ( in the basement ) and from there the 3 way wire runs to the 3 way switch at the top of the stairs. From that switch runs 2/12 leg wire to the light. What I would like to do if...

In my basement I have power (12-2) going to a 4 way gang box (A) at the top of my stairs. I would like to put four separate 3-way switches in that box to control 4 separate sets of lights. In the basement is a second 4 way gang box (B) that will have 4 3-way dimmers to control the same 4 sets...

Have a tricky 3 way setup that I'd like to get input and ideally a wiring diagram for. Here's the setup: Switch box at bottom of stairs Switch box at top of stairs. 1 light at top of stairs, 14-2 wire coming into top of stairs box 1 light at bottom of stairs, 14-2 wire coming into bottom of...