New Delhi, June 1 -- With markets in the national capital opening at full strength from Tuesday, market associations said they are yet to decide on a strategy that would facilitate full-scale operations while ensuring the safety of both shoppers and shopkeepers. This includes creating protocols for return and exchange of purchased items, trials of clothes, shoes, accessories, gadgets, electronic goods and utensils and all such activities where "touch" would be a necessity. Traders say the situation is tricky as they need to balance both sales and the safety of staff and customers....