KASUE® is a sales methodology developed by Jim Morrissey, a freelance copywriter and business development professional with over 30 years' sales and marketing experience.
 

KASUE® stands for Knowledge, Authority, Sincerity, Understanding, and Enthusiasm. The acronym became a registered trademark in 2025.
 

KASUE® was created to help anyone—regardless of profession or background—close any sales opportunity using a simple framework and, acquire an invaluable, life-long skill.