OH MY GOD my response is SO LATE! I just made a small Merlin rec post, so check those out. Here are some other recs, in no particular order:

public sex/hazing ritual: http://minor-hue.livejournal.com/1651.html
first kiss in the school bathroom: http://suntipped.livejournal.com/1683.html
WIP: 40yr old businessman Arthur/college student!Merlin: http://community.livejournal.com/kinkme_merlin/13287.html?thread=13164775#t13164775
WIP: awesome skype/wank thing with artist!merlin and actor!arthur: http://community.livejournal.com/kinkme_merlin/19042.html?thread=19553378#t19553378
WIP: merlin owns a sex shop, arthur is a customer who's just come out of the closet: http://community.livejournal.com/kinkme_merlin/6345.html?thread=21226185#t21226185


And then here are some more, in my delicious: http://www.delicious.com/koyasunomiko/fic_merlin

Let me know when you want more, 'cause I'll likely have more to rec (and sometimes I need reminders that people are actually looking for recs on my eljay). =D