That would be a very good way to start and very well designed. But, as I get emails where say me that they have no knowledge about anything in particular but want to have a business network, will try to guide you in the simple way, so not interfere you with the search of a niche you can start by choosing any product or service that you know more, that you like or that more simpatice you, and then see if there is demand justifying convert it in your niche market. You will give you a small example by way of illustration: suppose that you have no idea that search, but you like to play tennis, ok, aim towards that side. You must ask: did that I can sell on the tennis court? So at first glance, quickly, come to mind some categories: snowshoeing, clothing, accessories, magazines or magazines, the first three, in turn, are divided into sub-category. So you could compile a list that would be composed by: rackets (several brands), covers, selaed, vibrators, grips, wrist straps, bags, shorts, shirts, sweaters, t-shirts, stockings, footwear, magazines, other accessories.
In a few minutes already have an interesting variety of products to sell, and not they are few; What follows, you see which (or all) of these products it is possible to sell, if there is a demand and there is much competition. For this there are many programs (Tools) that are extra, designed by true professionals, and which lists a wide range of data allowing to form a very precise idea on the subject. They are really tools of value. But these programs have two cons: 1) are perhaps somewhat complex for a beginner 2) you have to pay to obtain them as another of the questions frequently asked is: do not free variants available?, and the answer is if.Let’s therefore, albeit in a very brief and bounded, with which tools can count and how to do it.