Karan finished his graduation from Polytechnic College in the year 2018. He had specialized in repairing electronic goods. After few months of his graduation, he met his uncle who has a small factory manufacturing electronic circuits used in Television. His uncle informed Karan that he could no longer run the unit so Karan decided to take over the factory. His uncle had two workers. Karan was able to get a huge order of supplying 10,000 units of electronic circuits every month from a popular TV manufacturing company in India. He knew that to meet the orders timely he has to employ more people. In order to do so, he decided to formulate Manpower planning. Describe the factors that Karan has to keep in mind while formulating a manpower plan.