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     | Instructions |  | Use the Browse button to select a file of MBS pools to upload. The format of the
             file should be a list (column) of CUSIP numbers. 
 Enter an email address where you want the return file sent.
 
 This free MBS Pool Factor service will limit your retrieval to 50 securities.
 
 A subscription to the premium service is required to download additional
             securities, additional information, or the entire universe of MBS securities.
 
 Contact NIS for more information.
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