If I get a idea for a project og business idea One of the first things I do is checking if where is existing business or similar and go through what they offer

If I get a idea for a project og business idea One of the first things I do is checking if where is existing business or similar and go through what they offer and what where price is or if they make any Next write down what they offer now compare your own idea and ask yourself how can I be different and why should customers choose me instead of the compitors