ˌɔn sˈeɪlboʊts jˈuːzd fɔːɹ ɹˈeɪsɪŋ, bˈuːm lˈɪft fˈʌŋkʃən ɪz fɹˈiːkwəntli ɪŋkˈoːɹpɚɹˌeɪɾᵻd ˌɪntʊ ðə bˈuːm vˈæŋ sˈɪstəm, tə ɹᵻdˈuːs ðə nˈʌmbɚɹ ʌv lˈaɪnz ɐlˈɔft.
On sailboats used for racing, boom lift function is frequently incorporated into the boom vang system, to reduce the number of lines aloft.