I want all messages for my new address on houseofh.co to flow seamlessly through the standard Gmail web interface, just like any @gmail.com account. The email is set up through the domain provider but I need it to be accessible through my Gmail account. I need to both send and receive from the web interface without errors or “via” tags. No mobile or desktop app configuration is required—just the browser version of Gmail. Deliverable • A working houseofh.co email address fully integrated into my Gmail account, sending and receiving messages reliably.