This report discusses the challenges faced by SMEs in the internal environment, strategies for interacting with the external environment, and the role of the UK government in supporting SMEs during Covid-19 in the Circular Flow of Income. It covers topics such as the inability to pay employees, customer retention, work from home, and the use of social media. The report also highlights the UK government's support for SMEs during the pandemic, including business loans, tax payment relaxation, and wage support.