HI I just wanted some advice . recently renovated a 2 bed terraced the only thing left was the rendering on the front it was a bit flaky in places its tyrolened (paint coming off I think) it was also down to brick in a few areas as we have to square up windows, had 3 quotes all around the same price 1150 its 14ft by 18ft this was to apply a high build finish,I was told it would take 2 blokes 2-3 days max, i turned up from work on the 1st day @ 3pm to find job was done an 1 bloke did it on his own he said he would apply high build next week but didnt know where to buy it as he never done it before (bit worried now) since waitin for him to located high build a few cracks have appeared an i noticed he rendered in sky cable i have been told by amate its not been done right so told him i pay for wot he done but wants £900 for the 1st day is this right what can i do never had any probs before