Conversation so far:
how did Vince influence the wrestling boom?
promoters shared an understanding that they would not invade each other's territories, as this practice had gone on undeterred for decades; McMahon had a different vision.
What year did they decide not to invade each other's territories?
this practice had gone on undeterred for decades.
what happened in 1980?
On February 21, 1980, McMahon officially founded Titan Sports, and the company's headquarters were established in South Yarmouth, Massachusetts.
Did he have any rivals?
such as the American Wrestling Association (AWA).
is there anything interesting about the wrestling boom?
In 1984, he recruited Hulk Hogan to be the WWF's charismatic new megastar.

Question: who else did he recruit?
Self-contained rewrite: who else did Vince McMahon recruit besides Hulk Hogan?