Use your ORCID when prompted in processes such as manuscript submission, grant proposals and reporting (e.g. eRA Commons).
Link your ORCID id in other services, including ResearcherID, figshare, and your professional organizations (include it in your profile).
Include your ORCID on conference posters (generate a QR code, if you like, right from your ORCID record page), to direct people to your works.
Consider including your ORCID on your webpage, in social media accounts, and in your email signature. Log into ORCID and click "Display Your ID on Other Sites," and you'll be given a code that you can copy and paste on to your website. For your email signature, copy and paste the preview at the bottom of the "Display Your ID on Other Sites," box. https://orcid.org/0000-0002-1825-0097