Diy Sand Rail Form Are Sanding And Re-staining Hardwood Floors A DIY Project?

Are sanding and re-staining hardwood floors a DIY project? - diy sand rail form

We have no experience doing well .. I wonder, is decided on a project that we Takle (we, all wood floors in our house) is about 1200 square meters of repair, or should we rent? and if you are someone, anyone any idea how much would it cost?