[quote=@Ace of Hearts]
An idea I had to that very concern was a....'mission board' if you will, that's updated in the main OOC post. [i]Side quests[/i], if you will.  
[/quote]

I've seen this work in tabletop games, as in real-life sit-around-a-table tabletop games. The DM had a lot of content available that was prepared before each session. If we didn't do certain jobs, there'd be some unforseen consequences. (Our refusal to clean out the sewers once led to an infestation of gelatinous cubes spewing out into the streets.)