What is a NICHE Market? I asked myself this question about 10 yrs ago. Was it like the big fish in a small pond, cliche? Niche market? what is that? This was quite the dilemma when I created my first website.A niche (special group of people with same interests) of course, you know this is my own definition. Let me give you some examples that will explain the definition of "niche." I have a passion to give wellness to others, in the form of beauty. I also have had many people suffer from