There are a few disclosures which are must before a person engages in telemarketing. Listed below are a list of things that need to be disclosed.

1. Disclosure of identity on behalf of which the call is made at the starting of the call in a polite and fair manner.

2. There should be a proper description of the product or business being put forward.

3. The price and terms and conditions related to the product should be made very clear.

4. Any other information related to the product prescribed should be conveyed.