More feedback coming in on the comedy spec, so some tweaking and revamping is underway. Hope to be done with it soon.
In the meantime, I think these previous posts do a more-than-adequate job of summing up what a lot of writers, along with yours truly, probably experience and encounter during this process.
Enjoy.
Thank you. I’ll take that under consideration.
Knocked down, but not staying there
Not everybody’s going to like it
The great exchanging of two cents
Maximum Z 
Mr. Wilder was a genius!