I'll be running with SCCA at COTA in early March. The cost for a double national entry looks to be a bit higher per entrant than TMS (~25%) but not obscenely so given the venue.
I might bring my E92 down for the CCA event as well if I can swing it...
2003 SGM SMG - Sold but not forgotten!
2010 JzB DCT - Lovin' it