The following table is meant as a guideline. In general, MapPoint is a very powerful and easy to use system from Microsoft. It works best for about 80% of the combination of the people and types of problems that they have to solve. MapInfo Professional is a step up in terms of capabilities and can handle much larger data sets.
MapInfo AnySite is targeted towards site selection with the most up‐to‐date demographics and customer/location profiling. The best way to understand what will work for you is to describe your problem to one of our professionals.