Here is the first called RetailerCode on the form VPAFieldReport:
SELECT [Retailers].[RetailerCode], [Retailers].[RetailerName], [Retailers].[RetailerStreet1], [Retailers].[RetailerStreet2], [Retailers].[RetailerTown] FROM Retailers;
and here is the second
SELECT [VPAs].[RetailerCode]...