Under which circumstances would it be appropriate for a company to finance from internal sources, such as from components of its working capital, rather than seek external finance?A loan is nearing maturity and the company is unable to pay it off from current activities.The company wishes to expand into a new market, but existing shareholders are reluctant to invest more into the business.The company wishes to purchase expensive new equipment, and it would take a long time to save sufficient surplus operating cash flows.The company had planned to take advantage of a supplier discount by paying a supplier early; however, it has a short-term requirement to pay staff salaries, which it can meet if it delays payment to the supplier.