Hello! Looking to become a small scale keyboard producer, Give Me Advice!

[TechToppers]

Hey,

Me and my friend are wanting to start a small business producing bespoke keyboards to order. Thought we'd join here to see what people think!
Any advice is welcome, and if you have the time we'd appreciate if you completed this google form; https://forms.gle/XRCSv94rwc4Q1PY88

Thanks.
TechToppers