IKEA - LACK, Wall shelf unit, white, , Narrow shelves help you use small wall spaces effectively by accommodating small items in a minimum of space.
If you have extra "stuff" this is a great solution. IKEA bookshelf with tension rod and curtains. If the buyer wants it as part of the transaction, it does not have big financial consequences.
IKEA shoe drawers to put inside your closet. This holds 27 pairs of shoes. Keep the drawers open if you want the shoes to air out.