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Production covers a huge area of economic activity from concept to research and development, and then forward to prototype and onward to mass production.

But before you gear up for batch production, it's important to get your head round things like tooling, raw materials, and stock control, to name just a few.

The key to this area is economies of scale, the benefits a business can accrue by producing on a larger scale.

And of course, any product of value needs to address quality control and the various legislative requirements, like kitemarks and CE marks, that guarantee this.

Next: However good your product, you need a market and customers. We go looking for routes to market, talk market segmentation, and discover B2B and B2C isn't text messaging shorthand. Let's head for Marketing and Sales.