Ithebula lesilayidi le-PT eliguquguqukayo litholakala ngamamodeli amane, anomklamo omncane, ongasindi onciphisa amahora amaningi nokufaka, futhi kulula ukuwunakekela nokuwuhlanganisa. Ingasetshenziselwa ukushintsha izinto kunoma yiliphi ibanga, ukudluliswa kwamaphuzu amaningi, ukukha ngasikhathi sinye okulinganayo noma okungalingani kanye nokubeka izinto kuma-pallet/amabhande okuthutha/amabhokisi kanye nezinto zokuhlola njll.