Describe how to apply safe and healthy work practices, follow, report problems and establish the authority needed to rectify them, to: prepare previously plastered, tiled, panelled or painted/decorated surfaces, - prepare brick, block, concrete, wood, metal, render and plaster for tiling- apply primers-fill, level and abrade surfaces- apply preparatory treatments - use waterproof membranes- apply movement joints- recognise and determine when specific skills and knowledge are required and report accordingly - to complete & maintain records- work on buildings of historical significance- use hand tools, portable power tools and equipment - work at height- use access equipment