select fl2011.pol, fl2011.customer, fl2011.fam, kasep11.fam
from fl2011 inner join kasep11 on fl2011.pol = kasep11.pol
where (([fl].[fam]<>[kasep11].[fam]))
The goal is to match my policy numbers but I want only those FAM's that are different in the kasep11 table compared to the fl2011 table.