æz sˈʌtʃ, ɪɾ ɪz nˌɑːt ʌŋkˈɑːmən fɔːɹ kəntɹˈoʊl ˌɛndʒɪnˈɪɹz tə pɹɪfˈɜːɹ ɔːltˈɜːnətˌɪv mˈɛθədz, lˈaɪk fˈʊl stˈeɪt fˈiːdbæk, ˈɔːlsoʊ nˈoʊn æz pˈoʊl plˈeɪsmənt, ɪnwˌɪtʃ ðɛɹ ɪz ɐ klˈɪɹɚ ɹᵻlˈeɪʃənʃˌɪp bᵻtwˌiːn kəntɹˈoʊlɚ pɚɹˈæmɪɾɚz ænd kəntɹˈoʊlɚ bᵻhˈeɪvjɚ.
As such, it is not uncommon for control engineers to prefer alternative methods, like full state feedback, also known as pole placement, in which there is a  clearer relationship between controller parameters and controller behavior.