Wi-Fi Installation in Multi-Level Parking Garage

I need a reliable Wi-Fi network installed in a multi-level parking garage. The primary purpose of this network is to facilitate software updates for customer cars. Requirements: - Coverage across several... (Budget: $1500 - $3000 USD, Jobs: Network Administration, Network Engineering, Network Monitoring, Network Security, Wireless, Wireless Access Point Installation, Wireless Network Security Analysis, Wireless Site Survey)