Restrictions and government assistance varied, but for small business owners the challenges were similar.

Five years on, we hear from three entrepreneurs about their experiences - the manager of a tourism company in Tanzania, a bar owner in England, and a former gym owner in the US. What have they learnt? And has it changed the way the operate and make decisions?

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Presenter: Sam Fenwick

(Image: A coffee shop owner serves a customer in the US. Credit: Getty Images)