If you plan to manage this inhouse, you’ll need to build expertise and capacity. For global deployments you’ll need to understand local regulations, which can stop a standard roaming SIM card working across different countries. In-country legislation and roaming rules, contracting for multi country deployments and differing data price points and billing formats add further complications. . An alternative is to engage with companies like Eseye, who become a single point of contact and contract, and manage all these variables.