All dedications of property to the City for public purposes may be made in fee title, and that, at the City's discretion, a grant of an easement may be accepted for open space, scenic, trails, parks, and/or public utility easements. All dedications in fee and grants of easements shall be free of liens and encumbrances except for those which the City finds would not conflict with the intended use. The City may accept an irrevocable offer of dedication in lieu of dedication.