why the heck do you need to smoothen your walls?
usually the smoothing is done by the wet works (cement work) contractor. did your old wet work contractor run away?

rm5k is a lot. if he is saying the whole house punya wall all rough and not smooth, what the fuk? how did that happen? is it really all rough cement or just slightly not smooth?

this is what rough concrete looks like:


this is what smooth concrete looks like:


usually, if its already been painted before, you shouldnt need to resmoothen.

whats the difference with every other wall?
all walls have imperfections. why does TS need to pay an additional 5k to smoothen his?