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.  Take a look at these articles to help you get started using Trimble Connect with SketchUp: 

All Trimble products that use Trimble ID offer the option to create an account and login using your Google, Apple, or Microsoft accounts. We call this 3rd party sign-in.