The requirements for this chapter are as follows: Visual Studio or Visual Studio Code - https://www.visualstudio.com/ Visual Studio Team Services - https://www.visualstudio.com/team-services/ Azure Power Shell - https://docs.microsoft.com/en-us/powershell/azure/overview?view=azurermps-6.2.0 Site-to-Site VPN using PowerShell - https://docs.microsoft.com/en-us/azure/vpn-gateway/vpn-gateway-create-site-to-site-rm-powershell ExpressRoute - https://docs.microsoft.com/en-us/azure/expressroute/ Exchange Service Deployment Assistant - https://technet.microsoft.com/en-us/office/dn756393.aspx