There are loads of ways to do this. A good site for help marketing is http://
Entrepreneur.com
One simple way to start is create a web site with it and make sure it is well optimised for people who may be searching for what you've got.
>I have developed a scanning software/hardware solution for companies that do manufacturing, assembling, packaging, and, possibly, shipping. If I want to try myself on a quest to sell that solution what would I start from? I mean how at least to find companies that might be interested?
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>Any thoughts are greatly appreciated.