Sources of finance Features of the main sources of internal and external business finance and their advantages and disadvantages. Internal sources of finance, including owners capital, retained profit and the sale of assets. The importance of net current assets. External sources of finance distinguished between long-term, medium-term and short-term: o long-term sources of finance, including mortgages, shares and debentures o medium-term sources of finance, including leasing, hire purchase, bank loans, peer-to-peer lending and venture capital o short-term sources of finance, including bank overdrafts, crowdfunding, debt factoring, invoice discounting and trade credit