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In Loans App it's possible to realize Contract transfer to another customer in easy steps, shown in video below. In video is also mentioned, how to make Extraordinary payment in case, when the customer wants to pay special payment.
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Note: In case there is Proposal status in fast tab Contract transfer and user enter Customer Change Wizard, system alerts the user that status needs to be changed in order to continue. User clicks on OK button and closes wizard manually to change the status from Proposal to Approved.