Nō te whakapuaki i ngā tūtohu makarua, he mea nui te hanga i ngā ingoa kaiwhakaaetanga e whakatutuki ana ki te tupe tuatahi o te mea, ā, e tirotiro ana ki te whakarite i ngā tikanga o te whenua. E hangaia nei ngā tūtohu kēnana hei takohanga i runga i ngā āhuatanga taiao iti, ina whakamahia ki ngā uku, ki te wai, me te mīhini whakahaere, koinei te take i aua tūtohu ka pai hei whakamahi mo ngā pūtake mahi kai. Ko ngā tūtohu kei raro i te hunga here matua e hokihere ana i te painga ki ngā momo kai rerekē, mai i te kiriwhara ki te kiri pari, ahakoa kua noho wehe tonu i te wā e hiahia ana ki te whakakore i aua tūtohu. Hei tūtohu hirawera ngā tohu, e kitea ana ngā rarangi tūmomo, ngā raarangi, me ngā tohu kaiwhakaae, me te ataata pai. Ka taea e ngā hanga i whakapiki i te whanonga o ngā momo rerekē, ina whakamahia ai ngā tūtohu kaiwhakaae, ko ngā kaiwhakaae kaiwai, ko ngā kaiwhakaae kanohi, me ngā kaiwhakaae e pai ana ki te ao taiao, e whakamana ana i ngā tūtohu ki ngā whakahaerenga ā-mata i te whakaritenga. Ka taea e ngā tūtohu nei te whakauru i ngā raraunga kaiwhakariterite, pērā i ngā tau pūnaha, ngā rā e mutu ana, me ngā kōnae whakauru, e hiahiatia ana hei whakahaere i te kaiwhakaako me te whakarite ture. Ko ngā tūtohu kaiwhakaae hou anō hoki e hanga ana i ngā momo hanga mōhio, pērā i ngā kōdinga QR me ngā tohu NFC, e whakamana ana i te hononga tūao me te whakamātau i te mea. E hangaia nei ngā tūtohu kaiwhakaae i runga i ngā momo hanga pai e whakamana ana i te whakarite i ngā tae me te whakatika, e whakamana ana i te mana o te kaiwhakaae mō te wā e noho ana te mea i runga i te rāwhiti.