A virtual private network might be the single most important strategy to secure data, network and users. Employees working remotely make it even more critical. Legal departments should insist on a VPN. Companies without one are inviting lawsuits. Don’t use free VPN services. Look for a no-log service but understand its limitations. Consider speed when making a selection. Set a policy after acquiring a VPN. TechRepublic offers reviews of many VPN services for Macs, Android devices and iPhones, and offers an outline of best practices that defines acceptable use policies for end users on corporate-issued and personal devices.