Quentin Tarantino had his debut, Reservoir Dogs (1992) the same year as Robert Rodriguez's debut El mariachi (1992). Since then they have collaborated on numerous projects.
To warn people he was filming, Robert Rodriguez would place a sign at the end of the street he was shooting on. He wrote it in English so no one would understand what it meant.
The Playboy bunny poster in Azul's hideout disappears after Azul's lady friends first emerge with their guns to scare off one of Azul's henchmen. Director Robert Rodriguez explains this goof in the commentary, stating that he felt the poster was too "American" for the film.
Is it true that Robert Rodriguez got the money to make the film by submitting to medical experiments?
A
Yes, and while he was under supervision for months, he wrote the screenplay according to a list of things that he could use in the film including a pickup truck and a tortoise.