Gervonta Davis' decision to fight Jake Paul has upset many of Tank's fans ... but boxing star Danny Garcia tells TMZ Sports it's simply good business!
The exhibition fight, which will stream on Netflix, is scheduled for November 14th at the Kaseya Center in Miami ... a bout that's stirred up a ton of controversy, with many knocking 30-year-old Davis for fighting.
Despite the size and experience disparity, Garcia, a former champion in multiple weight classes (37-4), believes fans are overreacting.