Build a proper Letter Before Action for an unpaid debt — with statutory interest calculated to the day, a claim-fee estimate and a 14-day deadline. Then copy it into your email or post. Free, local, and no signup.
Small claims track: England — most claims up to £10,000; £1,000 for personal injury or housing disrepair. Issue fees (approx, check GOV.UK): £35 under £300, £50 up to £500, £70 up to £1,000, £80 up to £1,500, £115 up to £3,000, £205 up to £5,000, £455 up to £10,000. The person who loses usually pays the winner's court fee.