Quoted:
It's not illegal to have a gun in your vehicle on school property. I routinely do training at primary schools here in Florida. I leave my gun in my car without fear of prosecution.
790.115(2)(a) A person shall not possess any firearm, electric weapon or device, destructive device, or other weapon as defined in s.
790.001(13), including a razor blade or box cutter, except as authorized in support of school-sanctioned activities, at a school-sponsored event or on the property of any school, school bus, or school bus stop;
however, a person may carry a firearm:
1. In a case to a firearms program, class or function which has been approved in advance by the principal or chief administrative officer of the school as a program or class to which firearms could be carried;
2. In a case to a career center having a firearms training range; or
3.
In a vehicle pursuant to s. 790.25(5); except that school districts may adopt written and published policies that waive the exception in this subparagraph for purposes of student and campus parking privileges.
And........
790.25 (5) POSSESSION IN PRIVATE CONVEYANCE.—Notwithstanding subsection (2), it is lawful and is not a violation of s.
790.01 for a person 18 years of age or older to possess a concealed firearm or other weapon for self-defense or other lawful purpose within the interior of a private conveyance, without a license, if the firearm or other weapon is securely encased or is otherwise not readily accessible for immediate use. Nothing herein contained prohibits the carrying of a legal firearm other than a handgun anywhere in a private conveyance when such firearm is being carried for a lawful use. Nothing herein contained shall be construed to authorize the carrying of a concealed firearm or other weapon on the person. This subsection shall be liberally construed in favor of the lawful use, ownership, and possession of firearms and other weapons, including lawful self-defense as provided in s.
776.012.