Do you have any good links/references/experience with 'managing social media'? My wife has been offered a social media position with a small local company but

Do you have any good links/references/experience with 'managing social media'? My wife has been offered a social media position with a small local company but neither of them know 'what to do' beyond managing facebook and she really wants to do well at the job (she's excited!) so is looking for ideas.