1. Pretty important. Probably not. 2. Can't hurt. 3. Talk about the value you delivered. No one is going to care if it's printed in Times New Roman instead of

1. Pretty important. Probably not. 2. Can't hurt. 3. Talk about the value you delivered. No one is going to care if it's printed in Times New Roman instead of Georgia, or whatever, if you demonstrate how you deliver real value to your employer. No one cares that you implemented a CI system. They will care that your CI system implementation found and prevented several serious regressions from taking down production systems.