The best URL address to link to is http://www.ownershipflag.com/ which is the main page of the site.
You can also download and use these 468x60 banners to link to the site:
And this 80x15 icon, suitable for using at the side of a blog:
Do you link to OwnershipFlag.com? Let us know: email@example.com
Possession. Ownership. Consent. Responsibility. Respect. House. Service. Dignity. Authenticity. Rituals.
O&P (Ownership & Possession) is a new structure built from familiar D/s and M/s concepts, defined by the O&P Manifesto.
There is an O&P discussion group on Fetlife.
The O&P Wiki contains articles about O&P and related D/s, M/s, and BDSM topics.
You can also follow O&P on Twitter.