The ESRIRImpID is the import ID of the individual relationship record to which the education/school information is being imported.  To locate it for a specific relationship:

    • Open the appropriate constituent record, e.g. the constituent on whose record the relationship resides
    • Select the Relationships tab
    • Double-click the appropriate relationship to open it
    • Select File, Properties from the menu bar
    • The ESRIRImpID is listed as the Import ID