What is the driving force behind offshore sourcing

What is the driving force behind offshore sourcing? What are some of the unique advances in technology that make off-shore sourcing feasible and thus serve to create a competitive advantage. Include a brief summary of an article that addresses IT sourcing and either its reference information or the Web URL so that your classmates can read the article if they wish.

Guided Response: Respond to at least two of your classmates’ postings.