kənvˈɜːʒənz ˈæftɚɹ ɐ tˌiːdˈiː jˈuːʒuːəli ɑːɹ nˌɑːt ɐplˈaɪd ænd ðeɪ kæn ˈoʊnli biː ɐtˈɛmptᵻd fɹʌmðə sˈɪks ɔːɹ əkˈeɪʒənəli sˈɛvən pˈɔɪnt tˌiːdˈiː sˈɪstəm, bˌʌt ɪf ðeɪ ɑːɹ, ðɛɹˌɑːɹ sˈɛvɹəl kənvˈɜːʒən sˈɪstəmz, ɪŋklˈuːdɪŋ "sˈɪŋɡəl pˈɔɪnt," "pˈæsɹˈʌn," jˈɑːɹdɪdʒ ænd "ɹˈʌnbæk."
Conversions after a TD usually are not applied and they can only be attempted from the 6 (or occasionally 7) point TD system, but if they are, there are several conversion systems, including "single point," "pass-run," yardage and "runback."