1. Which categories actually sell online
Sanitaryware, tiles, paint, hardware tools, electrical fittings and decorative items have real online demand, particularly from a homeowner comparing before visiting. Cement, steel, sand and aggregate largely do not — the buyer is a contractor who wants a rate on the phone and a load by afternoon, and the price moves too fast for a catalogue. Be honest about which half of your business an online presence would serve.
2. Being findable is not the same as selling online
For most local shops the valuable thing is showing up when somebody nearby searches, and that is a complete Google Business Profile rather than a storefront. It is free, takes an afternoon, and reaches the highest-intent traffic available to a local business. A great many shops chase an online store while their basic listing is wrong or unclaimed.
3. What changes operationally
An online order still has to be picked, billed with the right GST, taken off stock, delivered and collected for. Marketplaces add returns, commissions and their own settlement cycles. None of that is impossible, but it is work that did not exist before, and it usually lands on the same person who is already running the counter. Cost that honestly before starting.
4. The costs nobody mentions
Photography that does not look amateur, someone to answer enquiries within the hour, packaging for goods never designed to be shipped, return handling, and marketplace commission. For low-margin categories the commission alone can exceed the margin. Work out the contribution on one realistic order end to end before deciding, rather than on the headline of reaching more customers.
5. A middle path most shops miss
Take enquiries and orders online through WhatsApp and a Google listing, and fulfil them exactly as you fulfil counter sales. No storefront, no commission, no packaging problem. Most of the benefit of being online for a local shop is the enquiry, not the transaction — and the enquiry costs nothing to capture if you are findable and you answer.
6. When the answer is no
If your trade is bulk material, your buyers are contractors, and your competition is on delivery speed rather than on price comparison, an online store will not move your business. Fix stock availability, tighten your credit and build your contractor network instead. Those will return more than any storefront, and we would rather say that plainly.