Proper preparation of sites for development includes the legal ownership, satisfaction of encumbrances, physical clearance of buildings, and preparation of the land and removal of any contaminants. State and Federal funds may be available to support environmental cleanup for the redevelopment of brownfields. Development assistance involves support for navigating through the public process at every step of the project from planning, design, zoning approvals, acquisition, financing, building permitting, construction, marketing, leasing, and management.