Infotech In Global Economy

After reading and reviewing all of the materials, especially the SENSE4US document provided, what are your thoughts?

Please incorporate the answers to the following questions in your paper. The paper should be 1.5 to 2 pages, please use APA formatting.

Is this a tool that would be difficult or easy to use? (SENSE4US)
What do the following terms mean within the context of policy modeling?
Simplicity
Generality
Validity
Formality
How are all these terms related?