tɹˈænspoːɹt stˈʌdiz hæd sədʒˈɛstᵻd ðætðə pˈʌblɪk pɚsˈiːvd ðə sˈaʊθ lˈʌndən ɹˈeɪl nˈɛtwɜːk æz kənfjˈuːzɪŋ, wɪð mˌʌltɪpəl ˈɑːpɚɹˌeɪɾɚz ænd ɐ lˈæk ʌv kənsˈɪstənt ˌɪnfɚmˈeɪʃən dɪzˈaɪn, ɪn kˈɑːntɹæst tə ðə klˈæɹᵻɾi ʌv lˈʌndən ˌʌndɚɡɹˈaʊndz tˈuːb mˈæp.
Transport studies had suggested that the public perceived the South London rail network as confusing, with multiple operators and a lack of consistent information design, in contrast to the clarity of London Underground's Tube map.