Type-3 worksharing is where the mailer's decision, whether or not he turns the mail over to a competitor, is influenced by factors other than the size of the discount and his cost of doing the work.
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Type-3 worksharing is when the mailer decides something is influenced by something other than the size of discount or his cost of work.
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Type-2 worksharing is when the mailer decides something is influenced by something other than the size of discount or his cost of work.