请教自己装修过房子的朋友, especially兔宝宝 8 F0 w4 ^$ c5 w" RI purchased a 2 storey house with 2100 sqft, partial fininshed basement(1/4 finished), I want to finish the left 3/4 basement plus a full bathroom and a small kichen, do I need some permission? How much I have to pay? 9 l- u9 _* [$ Y) Z- T ! ? v3 ]- O. R, E( ?8 @! gThanks.