It is not enough to have the idea of the century, how good it may be; it is necessary to analyze its relevance to the current labor market, to concretely estimate whether it will be viable once it has been realized.
It is often in this first step that you will carry out a market study, evaluating how well the concept or the business idea can really meet a need.
There is already a geographic relevance to consumer mobile number database optimize the market in which you are placed.
However, the competition will also have to be analyzed, depending on the field of activity and expertise: launching a web communication agency in a large city may be more difficult to establish and find customers when the market is already saturated.