1. remove carpet.
2. If it is tile floor, much easier. clean the floor with some alcohol /bleach..
1. take your mattress/spring box under the sun. You shall see bedbugs coming out.
2 .go to walmart/you-haul store to buy mattress wrapper (must be 100% zipped). Wrap your mattress
3. Wrap your spring box
4. wash clothes and using dryer (hot) to kill the rest.