The kf&b increase will leave a little bar in your knitting, the m1 increase won't. Since there is seed stitch in the afghan, the bar probably won't really be noticable.
Ariann Cardigan in Brown Sheep Cotton Fleece - 11 inches and two buttonholes done!
Tomato from No Sheep for You in Cotton Ease - nearly done! One sleeve left.
Tuscany from NSFY in Elsebeth Lavold Silky Wool - it's working up beautifully.
Montego Bay Scarf from Summer 07 IK Knits in Sea Silk - an indulgent knit