Automated tests are key for this. If you have those, it empowers deploying frequently. There is only so much that can break for a small delta. That typically al

Automated tests are key for this. If you have those, it empowers deploying frequently. There is only so much that can break for a small delta. That typically also enables very targeted manual testing if you need that. Many companies have the wrong reflex of releasing less often when things don't go smoothly so they can test more not realizing that if they release more often, they can get away with less testing because there is less new stuff that can break.