Decluttering as part of a frugal and minimalist lifestyle can lead to a more organized and serene living space, saving money and reducing stress. By adopting a minimalist mindset, following the one-in, one-out rule, and selling or donating unused items, you can balance your belongings and prioritize what truly matters. Repurposing items creatively and tackling one room at a time prevent overwhelm and foster sustainable living. Utilizing practical rules like the 90/90 rule and the Ex Test aids in decision-making, while digital decluttering keeps your cyber space clean. However, it's important not to discard too much too fast to avoid regret. Embracing these strategies enhances simple living, bringing peace and satisfaction.