Comprehensive or full audit. The SEO site audit of minecraftgames.co.uk Internet resource is absolutely in all directions. This service is quite expensive, on the order of several thousand dollars. And even tens of thousands, depending on the size of the project and its significance. Periodic audit. Something like an annual mandatory medical check-up to detect a possible disease at the initial stage, when cure is still possible by small means. Technical audit. It is spent for finding-out of the reason of a low speed of loading of a site, incorrect display in browsers, periodic inaccessibility of a site, incorrect work of functions, absence of indexation and so on.