• Tsaka-tsaki wajen dubawa yayin samarwa daga kowane tsari
•Duba ta ƙarshe ta dakin gwaje-gwaje na CIQ ko kuma mu kanmu
• Dubawar abokin ciniki kuma abin karɓa ne.
•Idan da'awa ta faru, abin da muke buƙata shine hotunan kayayyakin da aka yi iƙirari, da bayanan oda. Za mu yi nazarin matsalar kuma mu warware matsalar ta ƙarshe da abokan ciniki.