Urgent Review Needed for IoT Board Design with GPRS, WiFi, and Bluetooth Features

Hello everyone, I have a design I need to send to production tonight, the design just came in some hours ago.. It's an IOT board. In the firmware, I will use GPRS, WIFI, and Bluetooth. Please I just need a quick review, i would appreciate any pointers and adjustments. I am not through with the routing and placements yet.