A few things happen the first time you login to Trimble Connect. First, a prompt appears asking you to set up your Trimble Connect profile. 

Trimble Connect is a cloud-based common data environment (CDE) and collaboration platform designed with the construction industry in mind. When it comes to SketchUp, Trimble Connect can help organize projects, help teams collaborate on models, and easily share SketchUp models with stakeholders. Every SketchUp subscription provides access to Trimble Connect and includes unlimited cloud storage.