Professional organizers provide 15 expert tips to simplify and declutter your living space. These tips include creating a designated spot for everything, setting small goals, utilizing storage solutions such as baskets and bins, and regularly decluttering to prevent buildup of unnecessary items. Other suggestions include making use of vertical space, labeling containers, incorporating minimalism into your decor, and avoiding impulse purchases. By following these expert tips, individuals can create a more organized and clutter-free environment, leading to a calmer and more efficient daily life.