Hello,   I've got a similar problem to the one here https://communities.sas.com/t5/Mathematical-Optimization/Optimize-Traveling-Distance/td-p/308817   However, say I have an additional column "Type" in my customer table Customers Postcode Sales Type Riya 110051 98 A Raj 110007 45 A Sam 110032 72 B Sompa 110002 31 B Predy 110003 48 B David 110005 76 C   Portfolio Manager table remains the same PM Position PM_Postcode Territory A Manager 110007 NorthDelhi B Analyst 110051 EastDelhi C Manager 110032 EastDelhi D Analyst 110003 NorthDelh   If I want to include an additional constraint - where a portfolio manager can only handle a maximum of (say) 2 customer types, how would I formulate this?   Thanks. ... View more