When Is It a Good Time for Brands to Reach Out to Agencies?

When is it a good time for brands to reach out to agencies and challenge their marketing verses? Like keeping internally as much as you can about like, the future of your brand. Every single business and organization will ever sector at in product, service, will be different,. therefore their needs will be diferent. The worst thing that can happen is you can get into an echo chamber - everybody's talking about the same thing or doing the same thing. And itit needs a fresh set of eyes.