Practical answers for buying, hanging, and maintaining neon. Our How-To Guides walk through every hands-on decision: choosing sizes that fit your wall, picking typefaces that read well in light, installing safely on drywall, glass, and brick, and fixing flicker when it starts. Key guides: the neon sign size guide for getting dimensions right the first time, the installation guide covering walls to windows, and how to hang a neon sign in seven steps. Plus cleaning routines for LED and glass tubes.