Gide is advising OVHcloud, a French cloud-computing company, and other European players in a complaint against Microsoft for abuses of a dominant position on the market for cloud computing services. This complaint denounces 7 practices. It describes the way in which Microsoft abuses its dominant position in relation to certain key products, such as Office Suite, in order to hinder the development of its competitors, such as OVHcloud, on the market for cloud computing services.