Had to reply to this post
the quotes you have had seem expensive? hmmmm i wonder why, maybe because a time served tradesman has possibly spent 20+ years mastering his trade, and the completed finish within your home will compliment it, and not look diy, it depends on your standards, if you are happy with an unprofessional look, or at best, with imperfections then attempt it, but i hear of, and have seen plenty of tiling that falls way below the standard of even an ok job, but a diy'er can overlook his own mistakes eh... good luck... send us some 12mp photos of the completed job, and i'll critique