Was the agreement for the contractual interest rate of 15% enforceable or was it a penalty?
Links
[1] https://fenwickelliott.co.uk/sites/default/files/Legal%20Briefing%2026-2009.pdf
[2] https://fenwickelliott.co.uk/sites/default/files/Legal%20Briefing%2023-2009.pdf
[3] https://fenwickelliott.co.uk/sites/default/files/Legal%20Briefing%2022-2009.pdf
[4] https://fenwickelliott.co.uk/sites/default/files/Legal%20Briefing%2015-2009.pdf
[5] https://fenwickelliott.co.uk/sites/default/files/Legal%20Briefing%2013-2009.pdf
[6] https://fenwickelliott.co.uk/print/research-insight/newsletters/legal-briefing/contract-issues?page=12