The very first thing is book a free visit and get a sanding estimation. After that we will tell you exactly what will be done on our side, and then we can give the right answer.
In general, it's recommended to:
remove the carpet
move all furniture, tables and chairs
prepare the windows and door
Also, we will see what kind of protection can be used for your walls, lamps, electricity switcher or something else. You can do all these things by yourself, your family or with friends (colleagues).