e18 A Colville Stronghold Cont'd

How does one convince their fellow players to build and fund a stronghold? How does a GM incorporate “player industry building” within their sessions? “Your bartender is skimming from the till, and poisoning your patrons!”, this is a random table generated result, what might these industry random tables look like? Should a GM ad-lib an encounter from these table results? How many tombs must players raid to have enough coins to build a fortress? Revenue from tomb raiding, or run a franchise of pubs? What place does economy building have in West Marches?