The Times obituary of Joe D'Orazio relates some of the less than reputable activities of promoters. On one occasion a top of the bill wrestler not actually booked to fight was said to have been in a car crash and a collection was taken for his family! Of course there was no car crash but this could be deemed as tempting providence given that several wrestlers in the A-Z were in car crashes.
On another occasion a wrestler six inches shorter than the Ghoul was tried to be past off as him but this time the crowd realized what was going on.
All this contributed to the long term decline of the sport
Quite recently a new promotion Jurassic Wrestling was set up in Harwich by disgruntled young wrestlers who left a promoter expecting them to appear for the "experience"