Depending on your case, it may be cheaper or more expensive to use a Conditional Fee Agreement with limited insurance or to use a stand-alone insurance policy. With some insurance products you can pay your own solicitor's costs and expenses as the case goes along. You should discuss funding arrangements and the range of insurance policies with your solicitor. Many insurance companies offer policies which cover the legal expenses for certain disputes. Most trades unions offer a free legal service for their members, typically to cover work-related disputes.
Some unions cover any legal problem.
Trades Union Congress Motoring Organisations. As with trade unions, motoring organisations such as the AA and the RAC offer low cost or free legal advice to members.