“ As a new member of a magical organization you get 1-3 magical scrolls to do with them whatever you want. They are unmarked and contain spells you dont know and will only find out at the moment of reading=casting.”
“ The PCs are walking along the road, when suddenly a bunch of bandits attacks. The player's dismiss it has just a random encounter, when they find an ornate ring on the leader, obviously out of place with the seemingly poor bandits, who could only afford cheap leather and weapons. This ring has a symbol on it, which, if researched, sets the PCs on a quest. And from then on, the players don't look at random encounters the same way...”
