If you have old Christmas ornaments, there are several things you can do with them. One option is to repurpose them into other decorations for your home. For example, you can use old ornaments to decorate a wreath or a Christmas tree. You could also use them to make a centerpiece for your table or a festive garland. Additionally, you could donate them to a local charity or thrift store so they can be enjoyed by someone else. Lastly, you could use them to decorate your Christmas gifts or even your mailbox. The possibilities are endless!