Why do some OTBs carry both horse and greyhound signals while others do not?

  1. Why do some OTBs carry both horse and greyhound signals while others do not?
  2. Why do some OTBs carry both horse and greyhound signals while others do not?
Answer: 

Those OTBs that carry both dog and horse race signals have separate contractual relationships with a horse racing and dog racing permittee in the state. 

Site Section: 
Racing
Sub Category: 
OFF-TRACK BETTING (OTB) AND SIMULCASTING