3 stage interview process 1. You have to fill a question paper with correct answers questions from maths ig and general knowledge 2. Then you will be invited for second interview in which he ask about you and how good you can speak English 3. Last you will be sitting with the head who will ask u questions according to your and ask u to sell Any thing you just have to convince him that you can negotiate with people while staying calm at every cost no matter how rude or loud the customer is.