Should we take the site down and set coming soon page while we're working on redesign?

1. What redirection should be used if a webpage is undergoing a redesign and the owner does not want users to see the page until the redesign is complete?

What redirection should be used if a webpage is undergoing a redesign and the owner does not want users to see the page until the redesign is complete?

301 redirects are one of the most important parts of a website redesign. These are permanent redirects that tell web browsers and search engines a URL has been moved permanently to another location.