It usually relies on the intend you have for displaying your custom tablecloth. Whether you choose a 3-sided or 4-sided tablecloth, it will lure people by making your brand noticeable. If you are planning to stay behind the table throughout the event, choose a 3-sided tablecloth. It will give you room to keep your essentials, gears, chairs and let you stretch your legs. No more pulling or tugging the shoes. The 4-Sided tablecloths are perfect if you will not be sitting behind the table or if you want to showcase your brand from all sides. It gives a massive hidden storage space underneath the table, too.