Lili Ltd commenced trading on 1 January 2018. The company incurred the following expenditure prior to 1 January 2018: £ 30 November 2010 Initial market research 15,000 6 June 2013 Research into competitors 12,000 31 July 2017 Entertaining potential customers and suppliers 8,000 15 December 2017 Donation to local school fair in exchange for advertising 2,000 What is the amount of Lili Ltd’s deductible pre-trading expenditure in respect of the year ended 31 December 2018?