1. IF you have NEW CUSTOMERS or CHANGES to Customer Master Information then:

                         Update CUSTOMER  MASTER FILE.

 
2. IF you have NEW or CHANGED GENERAL LEDGER ACCOUNTS  then:

                         Update CHART OF ACCOUNTS MASTER FILE.
                                     
                                        and SALES TRANSACTION TYPES FILE.

3. If you have NEW or CHANGED SALES TAX RATES or JURISDICTIONS then:

                         Update SALES LOCATION MASTER FILE.

(note: ALL the above Master Files can be reached from the WINDOWS MENU BAR
 at top left of A/R Invoice Input Screen).