How fast can an expert come after I've requested a task? 15 December 2020 16:06 Updated FastTask isn't an emergency service. Book at least one day in advance, as experts may need a little time to prepare. Related articles How do cancellation fees work? Which job category is right for my request? Who cleans up after the job is over? Am I accurately estimating the time required for the job? How can I reschedule my expert?