to prolong the life of suede leather articles, regularly maintain the surface with a soft bristle or crepe suede brush. this lifts the surface dust and keeps the nap velvety 

https://www.fibrenew.com/blog/how-to-care-for-suede-leather/

https://www.paul-green.com/en/magazine/care-tips-for-suede

spray new or freshly cleaned suede with a specialized suede protector spray to build a barrier against water and stains.

to erase dry marks or water spots, gently rub the garment with a rubber suede eraser or a clean pencil eraser 

https://apostl.com.au/blogs/news/how-to-care-for-suede-leather?srsltid=AfmBOoqrMY2dN4Mt2of28USfUPx_0rsUUTQdIhz77B6mnRaluhKLKRBO

https://www.youtube.com/shorts/WKOy44OPM1o

https://www.charleskeith.eu/it-en/guides/how-to-clean-suede-shoes.html

https://reinhardfrans.com/blogs/in-depth-understanding/the-do-s-and-don-ts-of-caring-for-your-leather-suede-products?srsltid=AfmBOorNxG4HSeffbNWMpEirvuKhuTYOBo3316Yp-Vgo6kyPkHn4Wzbx

store items in breathable cotton dust bags away from direct sunlight

https://nordformstore.com/how-to-care-for-suede/

https://www.mrporter.com/en-us/journal/fashion/the-ultimate-guide-to-suede-care-10340546