enter into
Definitions
To begin or become a party to an agreement, contract, or formal arrangement.
To become involved in a particular activity, discussion, or state of affairs.
To form a component or factor of a situation or calculation.
Examples
The two companies decided to enter into a formal partnership to expand their market reach.
It is important to carefully review all the terms before you enter into a binding contract.
Synonyms
begin commence initiate embark upon start engage in undertake