id - unique identifier name - simple name for objects description - longer description of what an object means version - version number consisting of major, minor, and optional patch parts priority - levels for prioritization rating - indication of an object's worth on a scale of 1 to 10 ratio - fraction between 0 and 1 estimate - estimate in unspecified units (gummy bears, story points) status - condition of an object url - reference to another object email - e-mail address assessment - evaluation of a time boxed period measure - an instrument for measuring the state of a time boxed period name - the name of the measurement result - the outcome of the measurement grade - evaluation of the outcome of the time boxed period continuation - how to continue the project stakeholder-type - the kinds of people that have an interest in the project team-members - persons working on a team iteration-length - length of an iteration in weeks