Rule: do NOT tell clients that the "Google sandbox" is holding their new site back as a deliberate hold — the blanket-probation framing is false; a fresh-spam mechanism exists but is not the blanket version

Rule: Do not tell clients that "the Google sandbox is holding the new site back" as a deliberate, blanket probation. That framing is false. Google has denied it for ~20 years (Cutts, Illyes, Mueller — Google has denied the "sandbox" for ~20 years — Matt Cutts (2005), Gary Illyes (2016), John Mueller (August 19, 2019 tweet: "There is no sandbox")).

The accurate framing is: new sites have a signals vacuum (Mueller (May 28, 2021 SEO office hours) on new-site ranking instability — "we don't have a lot of signals for that new content yet… we have to make assumptions") and a fresh-spam containment mechanism (hostAge, per the 2024 leak — hostAge leak attribute — documented as being used "to sandbox fresh spam in serving time"; this is a SPAM-CONTAINMENT filter that new low-trust sites can trip, NOT a blanket probation on all new sites) that can catch new low-trust sites. Both are real; neither is "the sandbox" as historically described.

Why: Selling clients on "you're in the sandbox, wait it out" is fortune-telling without a mechanism. It also primes them to buy aged-domain or "sandbox escape" vendor services that don't work (see Rule: do not buy aged domains, "instant indexing" services, or "sandbox escape" packages — the causes they address are not real).

How to apply: When a client asks "are we in the sandbox," answer: "Google doesn't deliberately sandbox new sites; what you're likely seeing is Google having no signals about your site yet and making cautious assumptions. The fix is to keep producing material that earns links, mentions, and direct traffic — that builds the signals Google needs."