Getting started with Optimize Responsive 2 is easy, but if you are new to the HubSpot COS you may need a little assistance. To help you out, we offer a library of tutorial videos, a COS eBook, and a COS Blog that can help to answer a lot of the basic questions. If you still need help, let us know! We have a full service development team to offer >help and support as needed. Here's how we can help!