I don't mind paying for quality work done based on technical background, rather than spending much more for Nitto Ustaads. And what you are charging is very much reasonable in my opinion. Keep up the good work.
For the guys on this forum, having got some knowledge and experience, paying for same expertise may be a bit hard to digest.
And regarding my car, I decided to get my hands dirty with wiring stuff. Will be happy to pay for the support, if required from you, for consult-4.
I believe for retarded timing, crank sensor is responsible and if I can fix it, no need to fiddle with timing map...!!!