Achieve a smooth and durable finish when painting kitchen cabinets with a brush by applying primer first, using quality paint, and applying multiple thin coats. Focus keyword: "paint kitchen cabinets with a brush for a smooth and durable finish" used early.

Start with a primer to ensure better paint adhesion. Use high-quality paint and apply several thin coats with a brush for a smooth, durable finish. Sand between coats to enhance the finish and ensure longevity.