Sentence examples for all for it from inspiring English sources

The phrase "all for it" is correct and can be used in written English.
Examples: 1. "After discussing it with my team, we were all for the new project proposal." 2. "I was hesitant at first, but seeing how enthusiastic my colleagues were, I was all for the company retreat." 3. "I'm not sure if I want to go skydiving, but my friends are all for it." 4. "The majority of the class was all for the new policy, but there were a few who had concerns." 5. "Despite the challenges, the team was all for it and determined to make the event a success."