Previous value: -"The term's total price."New value: +"The term's total price: for all its units, not per unit."

Added value: +{
+  "description": "Optional: how many units (seats) the term's total price covers, 1 if you leave it out. It doesn't change the schedule, which follows the total; it is recorded with the contract so its unit price can be seen.",
+  "minimum": 1,
+  "type": "integer"
+}

Previous value: -"What the original term should have cost. Must be lower than its current price."New value: +"What the original term should have cost, in the schedule's currency. Must be lower than its current price."

Added value: +{
+  "description": "Only for a contract priced in a foreign currency: its code, such as EUR. Every term's price is then in that currency, and each term needs an exchangeRate.",
+  "pattern": "^[A-Za-z]{3}$",
+  "type": "string"
+}

Added value: +{
+  "description": "With currency: the rate for every term that has none of its own.",
+  "exclusiveMinimum": 0,
+  "type": "number"
+}

Added value: +{
+  "description": "With currency: how much of your base currency ONE unit of the foreign currency was worth when this term was booked. Corrections use it, so they agree with what was billed.",
+  "exclusiveMinimum": 0,
+  "type": "number"
+}

Previous value: -"The contract's terms. The first term needs a startDate; each later term (a renewal) starts the day after the previous one ends when endDateIncluded is true, or on the day the previous one ends when it is false."New value: +"The contract's terms. The first term needs a startDate; each later term (a renewal) starts the day after the previous one ends when endDateIncluded is true (the default), or on the day the previous one ends when it is false."

Previous value: -"True if a term's end date is its last day (a 1 Jan to 31 Dec term). False if the end date is the first day of the next term. Defaults to false, so for a new contract send true with the last day the customer is covered (a year from 1 Mar 2026 is endDate 2027-02-28)."New value: +"Always send it. True if a term's end date is its last day (a year from 1 Mar 2026 ends 2027-02-28): use true unless the user's own dates show otherwise. False if the end date is the first day of the next term, as when the user gives the same calendar day a whole number of months later (10 Feb 2027 to 10 Feb 2028, so the last covered day is 9 Feb 2028). Defaults to true if left out."

Previous value: -"True if a term's end date is its last day (a 1 Jan to 31 Dec term). False if the end date is the first day of the next term. Defaults to false."New value: +"True if a term's end date is its last day (a 1 Jan to 31 Dec term). False if the end date is the first day of the next term. Defaults to false, so for a new contract send true with the last day the customer is covered (a year from 1 Mar 2026 is endDate 2027-02-28)."