What I have found also is that size matters in illiquid options. I might be filled on 10 separate 1 lot spreads but if I put a 10 lot spread in I wont be filled (even at a worse price).FSU that basically what I am doing I start at the mark and move down/up as far as
I want to go. will try CBOE thx. I would only use a market order if the spread is narrow and volume is high.
Wheezoo 'mark' is a TOS value that is mid of the spread so it gives you
some idea of current possible trade price or at least a starting point.