Merge branch 'commitment-discount-quantity-unit-consistency-draft' of…

… github.com:FinOps-Open-Cost-and-Usage-Spec/FOCUS_Spec into commitment-discount-quantity-unit-consistency-draft

specification/columns/commitmentdiscountquantity.md

@@ -10,9 +10,9 @@ The CommitmentDiscountQuantity column adheres to the following requirements:
 
 * CommitmentDiscountQuantity MUST be present in a FOCUS dataset when the provider supports *commitment discounts*.
 * CommitmentDiscountQuantity MUST be of type Decimal and MUST conform to [Numeric Format](#numericformat) requirements.
-* CommitmentDiscountQuantity MAY be null or any valid decimal value if *ChargeClass* is "Correction".
+* CommitmentDiscountQuantity MAY be null or any valid decimal value if [*CommitmentDiscountId*](#commitmentdiscountid) is not null and [*ChargeClass*](#chargeclass) is "Correction".
 
-In cases where the *ChargeCategory* is "Purchase" and [*CommitmentDiscountId*](#commitmentdiscountid) is not null, the following applies:
+In cases where the *ChargeCategory* is "Purchase" and *CommitmentDiscountId* is not null, the following applies:
 
 * When [*ChargeFrequency*](#chargefrequency) is "One-Time", and *CommitmentDiscountId* is not null, CommitmentDiscountQuantity MUST be the positive quantity of *CommitmentDiscountUnits*, paid fully or partially upfront, that is eligible for consumption over the *commitment discount's* *term*.
 * When *ChargeFrequency* is "Recurring", and *CommitmentDiscountId* is not null, CommitmentDiscountQuantity MUST be the positive quantity of *CommitmentDiscountUnits* that is eligible for consumption for each *charge period* that corresponds with the purchase.