What is the responsibility of NITAAC as my Servicing Agency?

Question: 
What is the responsibility of NITAAC as my Servicing Agency?

In short, NITACC will serve as your contract shop from pre-award through closeout of the order. Before each assisted acquisition, NITAAC will provide a Memorandum of Agreement (MOA) and Interagency Agreement (IAA is for external NIH customers) that details the roles and responsibilities of all parties involved in the assisted acquisition.