Why a local business here needs its own website
Most people in Greater Noida West find a clinic, salon, tuition centre or restaurant the same way: they search on Google Maps, look at the photos and reviews on the Google Business Profile, then tap through to the website to check prices, timings and how to book. If that tap leads nowhere, or to a slow page that is hard to use on a phone, many of them simply go back and pick the next result.
A social media page helps, but it is not a replacement. Instagram doesn't show a clear fee list, doesn't rank for searches like "physiotherapist near Gaur City", and you don't control it. A simple website you own gives Google something solid to link your Business Profile to and gives customers one place with the facts.