Because of the importance of this subject many well respected universities have and still are conducting tests to find out which of the two are more effective. Two universities the university of Los Angeles and the university of Washington have performed splendid tests on this subject. The tests were conducted by having subjects simply view LP and NL commercials while monitoring and mapping the brain waves and electrical impulses of the subjects while they watched after the experiments conclude the teams found that the latter was significantly more stimulating to the subjects and proved to the community that NL is the superior way to convince viewers to pay attention to your advertisements which brings us to the next