The stuck zip wouldn't move and I must try the ideas that EribaFolk chaps gave on another thread,
The super Velcro for keeping the CaravanStore sunshade cover out of the doorway when it's fully extended can't be done until the shade is erected and we ain't got room for that beside the house.
The soft buffing of the corrosion on the gas locker cover is proving difficult as I think I need a slow powerwheel machine to try some soft buffer from Halfords.