Before embarking on the product, Coleman researched hundreds of articles and books on Tinnitus, as well as interviewing people who suffered from tinnitus, doctors, herbalist and homeopaths to build up a vast wealth of knowledge and experience on the subject.
Kabla ya kujiingiza katika bidhaa, Coleman utafiti mamia ya makala na vitabu juu ya Tinnitus, vilevile kuhoji watu ambao mateso kutoka tinnitus, madaktari, waganga wa asili na homeopaths kujenga utajiri mkubwa wa ujuzi na uzoefu juu ya somo.