Temporary construction offices frequently operate in locations where fixed internet services may not yet be installed. A portable 4G/5G MiFi can provide wireless connectivity for project managers, contractors, supervisors, and administrative staff. Connected devices can be used for project documentation, email, video communication, cloud storage, online procurement, and reporting. Because the device is portable, it can move as the project progresses or be transferred to another site when required. The solution can reduce dependence on permanent network installation during early project stages. Actual performance depends on cellular coverage, network congestion, device specifications, and the selected data plan, making these factors important when choosing a MiFi for construction environments.