This search is usually made by somebody who has been doing search work for a while, is not seeing enough movement, and concludes that something more sophisticated is required. Occasionally that is correct. Far more often the site has unfinished ordinary work, pages that were never written, a structure nobody fixed, content that has not been updated in three years, and the sophisticated purchase is an expensive way to avoid the boring one.
What advanced legitimately means
Crawl budget management on sites with hundreds of thousands of pages, international and multi-language architecture, faceted navigation on a large catalogue, log file analysis, migrations between platforms, entity and schema work at scale, and rendering problems in complex applications. These are real disciplines that most sites will never need, and they are the honest content of the word.
Who genuinely needs it
Large publishers, marketplaces and catalogues, multinational sites in several languages, and applications where what a crawler sees differs from what a person sees. If your site has a few hundred pages in one language, none of the above applies, and a supplier proposing them is proposing a service rather than a solution.
Ask what the ordinary work would be first
A supplier worth hiring will tell you, sometimes reluctantly, that your top twenty pages have not been touched in two years, or that a third of your services have no page, or that the site takes six seconds on a phone. If a proposal for advanced work contains no assessment of the ordinary work, nobody has looked at your site; they have looked at your budget.
Advanced work is diagnostic and therefore priced as investigation
Log analysis, rendering investigation and crawl budget work are exploratory: you pay for somebody to find out what is happening, and the finding may be that not much is wrong. That is a legitimate thing to buy and it should be scoped as a fixed-price investigation with a report, rather than as an open retainer that gradually becomes ordinary work at an advanced price.
The genuine advanced skill is knowing what not to do
On a large site, most technical changes have side effects, and the practitioners worth paying for are notable for how much they leave alone. If somebody's proposal is a long list of changes with no discussion of risk, sequencing or how each will be verified afterwards, they are describing activity. On a site large enough to need this work, that activity is how traffic gets lost.
Questions people ask about advanced seo services
What counts as advanced SEO?
Crawl budget on very large sites, international architecture, faceted navigation, log file analysis, complex migrations and rendering problems. Most sites will never encounter any of them.
How do I know if we need it?
Roughly: hundreds of thousands of pages, several languages, a large filtered catalogue, or an application where crawlers see something different from people. If none applies, the useful work is ordinary and unfinished.
Our rankings have stalled. Is advanced work the answer?
Usually not. Stalled results more often mean pages that were never written, content nobody updated, or a site that is slow on phones. Ask any supplier to assess the ordinary work before quoting for the advanced kind.
How should advanced work be priced?
As a scoped investigation with a report, because it is exploratory and the answer may be that little is wrong. An open retainer tends to become ordinary work billed at an advanced rate.