Sounds like you have a good start to the charcoal world. I don't use my kettle for low and slow either but there are alot of people on the forum do use theirs for it though and can give you great advice.
NB Black Diamond, 57 Smokehouse BBQ Team
Certified GBA Judge/Competetior
Golden Goose Egg(4 Times Certified)
Stumps 223 ,2 UDS,NB Hondo