The imperfect usufruct system gives the usufructuary some ability to modify the property. Under ejidos, indigenous communities have usufruct rights of the land. Here usufruct is distinct from a share, which may be held in perpetuity. That usufruct terminates at death or remarriage. An analogy exists between uses and a usufructus (usufruct) or the bequest of a fideicommissum. A mutualist property regime is often described as one rooted in possession, occupancy-and-use, or usufruct. The law defines this land-use right in terms of the civil law concept of usufruct. A community member could lose those usufruct rights if they did not cultivate the land. Baldwin IV granted Toron or its usufruct to his mother, Agnes of Courtenay, around 1183. Before she died in July 1267, she had willed the usufruct of Provence to Charles. Any Huron was free to clear the land and farm on the basis of usufruct. Under certain other conditions, a usufruct may arise giving rights to that person's parents. Use of someone else's property requires a contract (written or not) about the usufruct. A usufruct is distinct from a trust or similar settlement. Two different systems of usufruct exist&colon; perfect and imperfect.