a light touch
1. A delicate, careful, or sensitive approach to dealing with something. Hyphenated if used as a modifier before a noun. This is a particularly volatile situation, so it will require a light touch to avoid becoming a public scandal. The president said that he wanted to introduced light-touch regulation that freed up companies to innovate, but still protected consumers at a base level.
2. A relaxed, humorous, or easygoing way of doing or approaching something. The director handles the heavier themes of the film with a light touch. The actress brought a much-needed light touch to the ceremony.