Identify the method of salespromotion in the following cases:
(i) A mobile company offers a discount of Rs. 1,000 to clear off excess inventory.
(ii) A customer gets Rs. 5 off on return of an empty wrapper while making a new purchase of the same product.
(iii) A Company offers pack of ½kg of sugar with the purchase of a 5 kg bag of wheat flour.
(iv) A compnay offers 40% of extra shaving cream in a pack of 500 gms.
(v) Scratch a card and get a gold coin with the purchase of a cold drink.
(vi) Purchase goods worth Rs. 50,000 and get a holiday package with worth Rs. 10,000 free.