DISMISSED. Rivera v. Dep’t of Health, 177 So.3d 1, 3 (Fla. 1st DCA 2015) (“Now, under rule 9.420(a)(2), in order to receive the benefit of the mailbox rule, an inmate housed in an institution that has a system designed for handling legal mail which provides a way to record when the document was relinquished to institution officials for mailing, must use that system.”)