How can I combine different targeting features?

Example combinations:

Device with Location:

{USERNAME}-device-mobile-country-GB-city-London:{PASSWORD}

Device with Session:

{USERNAME}-device-mobile-session-123:{PASSWORD}

Complete Integration:

curl -x https://network.joinmassive.com:65535 \
-U '{USERNAME}-device-mobile-country-US-subdivision-NY-session-876:{PASSWORD}' \
https://cloudflare.com/cdn-cgi/trace

How do I set up proxy authentication with Residential Proxies?