A storefront window may need to identify the business, welcome customers, display information, provide privacy, and still preserve daylight. The best result starts by deciding what each pane needs to accomplish from outside and inside.
Separate permanent and changing information
Business identity and door hours may be long-term. Promotions, temporary notices, and seasonal messages change. Planning those layers separately makes future updates cleaner.
Check visibility from both directions
Daylight, interior lighting, tint, reflections, viewing distance, and nearby signs change what people can read. Photos taken during normal business conditions are useful.
Define the privacy goal
Frosted, patterned, translucent, perforated, and opaque graphics provide different amounts of privacy and light. Explain who should or should not see through the glass and from which side.
Materials and production decisions depend on the actual surface, environment, size, expected life, and installation conditions. Send photos when you can.