[make] a proposal

to suggest an idea, plan, or course of action, often with the intention of seeking approval, support, or collaboration from others

John made a proposal to his colleagues about implementing a new project management software.
The student council made a proposal to organize a charity event to raise funds for a local shelter.
During the board meeting, she decided to make a proposal for a new marketing strategy to boost the company's sales.
The team leader made the proposal to reorganize the office layout for better collaboration.
The research team frequently makes proposals for innovative projects to secure funding from investors.