When it comes to glass tiles, I have prepared a separate article, since the method slightly differs from cutting ceramic tiles. The process is very simple and will become easy for you after some practice, so here is an article on how to cut glass tiles beautifully.
Now that you’ve wired a 3-way switch, say, you want to take it a step further and are looking on how to wire a 4-way switch. Of course, a 4-way switch won’t exist without a 3-way, and I personally think that wiring a 4-way is easier than wiring a 3-way. Therefore, I’m going to tackle how to wire a 4-way switch in this step-by-step, easy to understand tutorial.