This guide offers no basis for guaranteeing review speed or outcome in a case involving unresolved history.
Plan for the actual evidence needs
Ask counsel what can be investigated before application and what may require agency consideration. Track record retrieval separately from government processing. Keep relocation deadlines flexible and do not treat a general expedited programme description as proof that a substantive personal issue will be resolved on a particular schedule.
Track two clocks separately, because they behave differently. Record retrieval depends on archives, third parties and sometimes another government, and it can take an unpredictable period nobody involved controls, while government processing of an application is a separate matter with its own timetable. Ask counsel what can be investigated before any application and what may require agency consideration afterwards, and keep the two lists apart in the plan.
Keep relocation deadlines flexible while either clock is running. A general description of expedited handling is a statement about a process and not evidence that a substantive personal issue will be resolved on a particular schedule, and no basis exists here for guaranteeing speed or outcome. Ask which of the two clocks the household can actually influence, and plan the rest around it.
Review both clocks together whenever either of them moves.