1. Whether the Eleventh Circuit applied a heightened standard to the Defendant's request for Certificate of Appealability in violation of the Supreme Court's decision in Buck v. Davi 137 S. Ct. 759, 773, 197 L. Ed. 2d 1 (2017) ?

Whether the Eleventh Circuit in conjunction with the district court violated Petitiner's Due Process under the Fifth Amendment by treating the career offender Guideline under § 4B1.1 post-Booker as mandatory ?

Whether the rule of lenity should appy to post-Booker Sentencing Giudelines that are hopelessly vague ?

Whether the Eleventh Circuit applied a heightened standard to the Defendant's request for Certificate of Appealability