You can give your players incentive to do things, but if it’s not the incentive they’re looking for they will probably demonstrate it by their in game actions. Some examples of player incentives include:
Shamus Plays LOTRO
As someone who loves Tolkein lore and despises silly MMO quests, this game left me deeply conflicted.
Resident Evil 4
Who is this imbecile and why is he wandering around Europe unsupervised?
Batman v. Superman Wasn't All Bad
It's not a good movie, but it was made with good intentions and if you look closely you can find a few interesting ideas.
Quakecon Keynote 2013 Annotated
An interesting but technically dense talk about gaming technology. I translate it for the non-coders.
Was it a Hack?
A big chunk of the internet went down in October of 2016. What happened? Was it a hack?