Stockport did same till their rise back. York went darn below conference level too as have Chester, Darlington and Hereford. Thaz got to watch what tha doing. Many established football league clubs have seen conference football in recent years including Grimsby, Bristol Rovers, Notts Co, Chesterfield, Wrexham. It's a cut throat business cos thuz ambitious little clubs like Salford or Forest Green, Fleetwoods waiting to take your place