Pressure group - an organised group that tries to influence by putting pressure on the government policy
sectional groups are groups that campaign their own interests
casual groups are groups which campaign on behalf of others
factors which determine the success of these groups- insider/outsider status, finances, membership size, public attitudes and economic importance
pressure groups use- strikes, public campaigns, demonstrations, lobbying, petitions, publicity stunts
British medical association is a pressure group and wants is lobbying the government to ban work place smoking however it prevents the establishment of 7 day NHS
other types of groups are think tanks Think tanks are public policy research groups and perform a significant function in UK politics. They are often associated with a particular political party or movement and, as such, are often identified as left wing or right wing.
lobbyists- lobbyists seek to influence government and decision makers. These are companies that are paid to promote particular interests. While sometimes it is large, well-funded pressure groups that commission the services of professional lobbyists, often it is commercial interests
corporations- are big business and financial organisations they control a important sector of the economy and they also seek favourable legislation and government action and they can threaten to relocate to pressure the government