What are the principal advantages and disadvantages of data mining techniques? T

What are the principal advantages and disadvantages of data mining techniques? To what extent are you able to discern any of the advantages and/or disadvantages within your own organisation or an organisation with which you are familiar?
In this unit we shall:
Explore the definition and meaning of data mining.
Consider some of the commonly used approaches to data mining.
Review techniques for the classification of data.
Explain how cluster analysis is used to reduce data.
Discuss the use of correlation for cause and effect modelling.
Consider the storage and warehousing of data.
Disscusion question about the topic need to be added at the end