The benefits of swapping resources on a plan are:

  1. That after creating "what if" scenario plans against TBD users to help determine the most desirable plan during the bid and proposal phase, real people may be swapped in for the TBD users. 
  2. Many plans may have been created against real people, but these people may not be available at the time the contract is actually won.  Rather than create a new plan, the Resource Assigner can simply swap the people plans to currently available users.

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