Yes, most displays are designed with replaceable graphics, allowing you to refresh your booth without replacing the entire structure.
Productions times can vary depending on the graphic size, material, and vendor capacity, but most can be produced in 2-5 business days.
Many fabric graphics are machine washable or can be dry cleaned. Vinyl graphics can be wiped clean with a damp cloth. The product page for your display or graphic will have more information about cleaning.
Trade show graphics should last for many years if they are handled and stored properly, along with using proper cleaning methods. You can order new graphics as often as needed to promote new products, update new marketing strategies, or adjusting them for different shows.