Opensource.com - https://opensource.com/article/18/2/3-reasons-say-no-devops
DevOps, it has often been pointed out, is a culture that emphasizes mutual respect, cooperation, continual improvement, and aligning responsibility with authority.
Instead of saying no, it may be helpful to take a hint from improv comedy and say, “Yes, and…” or “Yes, but…”. This opens the request from the binary nature of “yes” and “no” toward having a nuanced discussion around priority, capacity, and responsibility.
However, sometimes you have no choice but to give a hard “no.” These should be rare and exceptional, but they will occur.