Anita Brown, the renowned 3d visualizer, presents a useful video for the sketchup lovers. This sketchup video will teach you how to use sketchup for generating the floor plans rapidly maintaining 100% accuracy. If you have good knowledge with interface and different types of drawing tools of sketchup, you will be able to draw a floor plan easily.
Sketchup is very useful to measure the area of the floor. But prior to start with sketchup, initially, you have to measure the room. Gather as many measurements as possible.