Blender 4.2 and newer. It is tested on Blender 4.2, 4.5 and 5.2 LTS.

Yes. Type any name and an optional second line (a trade or a year). It is drawn with any Blender font or one of six hand-lettered styles, as painted, raised, cut, channel or neon letters, on a lightbox, black glass or a kanban board.

Yes. Materials are Principled BSDF with real photo textures and look right in Cycles and EEVEE (window glass stays see-through in EEVEE too). Each storefront is a single mesh with UVs and one material per part, ready for FBX or glTF export.

Yes. Add as many storefronts as you like side by side; each keeps its own settings and materials, and Shift+D or Alt+D copies stay independent when you edit them.