Castle Coalition - A national coalition of citizens fighting against eminent domain abuse. FAQ, success stories, news and resources.
Eminent Domain Guide - Overview of the rights of land owners and business owners faced with an eminent domain proceeding, from a California law firm.
Eminent Domain Law - Eminent domain law materials by attorneys Sullivan, Workman and Dee.
Land Rights - Information and resources regarding land patents.
Pennsylvania Landowners' Association - Organization committed to protecting property rights and land use while encouraging responsible environmental stewardship.