Hi AbiHave sent you the pricing matrix thingy that i used. Sorry, but do not get to go on the forum every day and have only just seen you message. Hope it helps.RegardsHi TimI have read your comments with great intrest. I have a small office cleaning business recently I been asked to provide with a quote for a builders clean. I would be really apricate if you could send me that spread sheet.Many thanksNeil PereraTim