Arrange the following norms that an agency should follow for smooth agency-client relationship in correct chronological order.<br>1. The agency should make effort to obtain useful information in market.<br>2. The agency should not charge unreasonably high rates.<br>3. The agency should keep the client well informed.<br>4. The agency should always provide timely service to the clients.

Correct Answer: 1, 2, 3, 4