The purpose of the thesis is to explain off-page optimization. In the introduction, the reader learns important terminology. Ways of improving off-page factors are divided into two main categories. Active linkbuilding, i.e. active acquisition of backlinks, and passive linkbuilding, when people link to the web themselves e.g. on the basis of good contents. The next part mentions a tool suitable for administration of SEO activities. The theoretical part is used in the subsequent web analysis, where off-page factors of the web are evaluated and their quality is compared with competitors. The final part of the thesis contains recommendations for a particular web regarding off-page factors. The reader who has read this thesis should be able to d...