Blog
Notes on quoting, pricing and stock.
Short pieces on the arithmetic behind selling physical products to other businesses, written by the people building OrbisVendor. Each one comes with a free tool you can put your own numbers into.
22 SEP 2026
Margin is not markup, and the difference is money
Two words for two different numbers. Mixing them up is one of the commonest ways a product business underprices without noticing.
22 SEP 2026On hand is not available
The number on the shelf includes stock you have already promised to someone. Quoting from it is how two customers end up sold the same units.
22 SEP 2026What a shipment really costs, per unit
The supplier’s price is where the cost starts, not where it ends. Freight, insurance, duty and fees land on top, and they do not land evenly.