In exchange for Greenberg's cooperation in other investigations, prosecutors will agree to drop the other 27 charges against him and ask for reduced sentencing on the six charges. Greenberg still faces several years in prison and will have to register as a sex offender.
He will also have to make restitution to his victims that are part of all 33 charges.
Greenberg signed the document on Wednesday and his initials appear at the bottom of each page.
[Scroll down to see the letter]
The plea deal adds pressure to the scandal facing Gaetz. Gaetz is facing a Justice Department investigation over whether he had sex with a 17-year-old and paid for sex with other adult women.