House need to be clean out once in awhile. You should get all the stuff you need together and start cleaning. You should also gather trash bags so that you can throw stuff into the bags.
You would start from room to room and remove everything that you don’t want and then throw away what you don’t want. What you don’t need just put it in a box and stuff it in the garage or in the shed in the backyard. You don’t need to keep what you don’t use.
Clearing out clutter will then give you some room. After you clear out clutter you can then start to clean out trash and throw trash away. Use a large garbage bag to throw it away.
You can then clean out the rooms with disinfectant and Lysol spray. Cleaning out germs and dust will give you less allergy. Allergens are a result of a room that is dusty.