Managing one restaurant is hard. Managing five or ten is an entirely different discipline.
Single-unit managers succeed through presence and personal execution. Multi-unit managers succeed through systems, people and data. Your job is to build teams and processes that prevent problems — and surface them quickly when they occur.
Each outlet needs a strong Outlet Manager who fully owns day-to-day performance. Your role is to develop those managers, set standards, monitor metrics and intervene only when the system breaks down.
Standardise the processes and standards, localise the product and experience. SOPs for opening, closing, food safety and service should be identical. Menus, décor and promotions can differ by location.
A structured monthly review visit (announced, data-driven) plus occasional unannounced observations. Always bring an agenda and leave with action points assigned to named individuals with deadlines.