In the interview, if asked by the prospective employer, " Why would you like to work for us?" what would be your answer?

As I evaluate my knowledge and skill, I think that I will be a suitable candidate for this position beacuse I will add value for the organization. I know that this organization has reputation around the world and creates  future potential leader for the organization. If I get a part in this organization I will do more for this organization.

Before i go to the interview, i consider the job requirement and try to get any info the company and get prepared to answer this question wheather asked or not:

I add this and that in this position and develop it. and the company will add me more experience in this and that.

Usually the following question How do you know that we have such problems?