Once a region is Level 2, wait for the "Establish Criminal Network" Scheme to reappear. Run it again. This time, it will require and a higher-tier minion. Upon completion, the region reaches Network Level 3 and now offers the most lucrative Schemes in the game.
Each level requires a significant amount of Gold and a specific number of Minions (who will be permanently consumed). evil genius 2 how to upgrade criminal network
Your network isn't static. You can research improvements in the and Power tech trees. Prioritize these: Once a region is Level 2, wait for