What are interest groups? Give two features of promotional pressure groups AHQ in India

What are interest groups? Give two features of promotional pressure groups AHQ in India.

Interest Groups Interest groups or pressure groups are the organisations that always attempt to influence government’s policies. But they do not aim to directly control or share political power.
Features of Promotional Pressure Groups :
The two important features of promotional pressure groups in India are
(i) These organisations are formed when people with common occupation, interests and opinion come together.
(ii) They have a common objective to achieve and promote collective good.
They aim to help groups other than their own members.