In general, it is usually more cost-effective to hire a professional painter. Purchasing the necessary items and doing the project yourself may seem more budget-friendly than hiring a professional. On the other hand, additional factors could result in higher costs. A professional painter can provide various painting services such as waterproofing, high-quality finish, alkali resistance, and more. The painters have the necessary tools, expertise, and skills to complete the painting of your properties in a timely and effective manner.