Series 2020 Bonds means the Series 2020A Bonds and the Series 2020B Bonds.

Series 2019 Bonds means, collectively, the Series 2019A Bonds and the Series 2019B Bonds.

Series 2017 Bonds means, collectively, the Series 2017A Bonds and the Series 2017B Bonds.

Collateral Senior Minimum Monthly Interest shall have the meaning specified in subsection 4.02(d).

Class A-PO Optimal Principal Amount As to any Distribution Date, an amount equal to the sum of (I) the sum as to each Outstanding Mortgage Loan, of the product of (x) the PO Fraction with respect to such Mortgage Loan and (y) the sum of:

Additional Series Equipment Notes means Equipment Notes issued under the Indenture and designated as a Series (other than “Series AA” or “Series A”) thereunder in the principal amounts and maturities and bearing interest as specified in Schedule I to the Indenture amended at the time of original issuance of such Additional Series under the heading for such Series.

Series 2015 Bonds means, collectively, the Series 2015B Bonds, Series 2015C Bonds and Series 2015D Bonds.

Class A Non-PO Optimal Principal Amount As to any Distribution Date, an amount equal to the sum, as to each Outstanding Mortgage Loan, of the product of (x) the Non-PO Fraction with respect to such Mortgage Loan, and (y) the sum of:

Reallocated Class B Principal Collections means, with respect to any Transfer Date, Collections of Principal Receivables applied in accordance with subsection 4.12(a) in an amount not to exceed the product of (a) the Class B Investor Allocation with respect to the Monthly Period relating to such Transfer Date and (b) the Investor Percentage with respect to the Monthly Period relating to such Transfer Date and (c) the amount of Collections of Principal Receivables with respect to the Monthly Period relating to such Transfer Date; provided, however, that such amount shall not exceed the Class B Investor Interest after giving effect to any Class B Investor Charge-Offs for such Transfer Date.

Reallocated Investor Finance Charge Collections means that portion of Group I Investor Finance Charge Collections allocated to Series 1997-1 pursuant to Section 4.10.

AMPS Basic Maintenance Amount, as of any Valuation Date, means the dollar amount equal to (i) the sum of (A) the product of the number of shares of AMPS and Other AMPS Outstanding on such Valuation Date multiplied by the sum of (a) $25,000 and (b) any applicable redemption premium attributable to the designation of a Premium Call Period; (B) the aggregate amount of cash dividends (whether or not earned or declared) that will have accumulated for each share of AMPS and Other AMPS Outstanding, in each case, to (but not including) the end of the current Dividend Period that follows such Valuation Date in the event the then current Dividend Period will end within 49 calendar days of such Valuation Date or

Collateral Minimum Monthly Interest shall have the meaning specified in subsection 4.02(c).

Class B-4 Optimal Principal Amount As to any Distribution Date, an amount equal to the sum of (I) the sum, as to each Outstanding Mortgage Loan, of the product of (x) the Non-PO Fraction with respect to such Mortgage Loan and (y) the sum of:

Class B-5 Optimal Principal Amount As to any Distribution Date, an amount equal to the sum of (I) the sum, as to each Outstanding Mortgage Loan, of the product of (x) the Non-PO Fraction with respect to such Mortgage Loan and (y) the sum of:

Yield Supplement Overcollateralization Amount means, with respect to any calendar month and the related Payment Date, or with respect to the Closing Date, the aggregate amount by which the Principal Balance as of the last day of the related Collection Period or the Cutoff Date, as applicable, of each of the related Receivables with an APR as stated in the related contract of less than the Required Rate, other than Defaulted Receivables, exceeds the present value, calculated by using a discount rate equal to the Required Rate, of each scheduled payment of each such Receivables assuming such scheduled payment is made on the last day of each month and each month has 30 days.

Asset Pool 1 Supplement means the Asset Pool 1 Supplement dated as of October 9, 2002, by and between the Issuer and the Indenture Trustee, as amended and supplemented from time to time.

Class B-2 Optimal Principal Amount As to any Distribution Date, an amount equal to the sum of (I) the sum, as to each Outstanding Mortgage Loan, of the product of (x) the Non-PO Fraction with respect to such Mortgage Loan and (y) the sum of:

REMIC I Overcollateralized Amount With respect to any date of determination, (i) 1% of the aggregate Uncertificated Balance of the REMIC I Regular Interests (other than REMIC I Regular Interest I-LTP) minus (ii) the aggregate Uncertificated Balance of REMIC I Regular Interest I-LTA1, REMIC I Regular Interest I-LTA2, REMIC I Regular Interest I-LTA3, REMIC I Regular Interest I-LTA4, REMIC I Regular Interest I-LTM1, REMIC I Regular Interest I-LTM2, REMIC I Regular Interest I-LTM3, REMIC I Regular Interest I-LTM4, REMIC I Regular Interest I-LTM5, REMIC I Regular Interest I-LTM6, REMIC I Regular Interest I-LTM7, REMIC I Regular Interest I-LTM8, REMIC I Regular Interest I-LTM9, REMIC I Regular Interest I-LTM10, in each case as of such date of determination.

Penalty Charge Notice means a notice described in Section 78 of the 2004 Act having effect as if issued or served by a Civil Enforcement Officer or posted by the enforcement authority under any regulations for the time being in force under Section 78 of the 2004 Act.

Class B-6 Optimal Principal Amount As to any Distribution Date, an amount equal to the sum of (I) the sum, as to each Outstanding Mortgage Loan, of the product of (x) the Non-PO Fraction with respect to such Mortgage Loan and (y) the sum of:

Group II Principal Remittance Amount With respect to any Distribution Date, the sum of the amounts described in clauses (i) through (iii) of the definition of Group II Principal Distribution Amount.

Class B-3 Optimal Principal Amount As to any Distribution Date, an amount equal to the sum of (I) the sum, as to each Outstanding Mortgage Loan, of the product of (x) the Non-PO Fraction with respect to such Mortgage Loan and (y) the sum of:

Master Servicer Prepayment Charge Payment Amount The amounts payable by the Master Servicer pursuant to Section 2.03(b) in respect of any waived (or, with respect to subsequent changes of law, any unenforceable) Prepayment Charges.

Capitalized Interest Account Initial Deposit means $1,022,277.35 deposited on the Closing Date.

Class A Principal Allocation Percentage With respect to any Distribution Date, the percentage equivalent of a fraction, determined as follows: (A) with respect to the Group I Class A Certificates, a fraction, the numerator of which is (x) the portion of the Principal Remittance Amount for such Distribution Date that is attributable to the principal received or advanced on the Group I Mortgage Loans and the denominator of which is (y) the Principal Remittance Amount for such Distribution Date and (B) with respect to the Group II Class A Certificates, a fraction, the numerator of which is (x) the portion of the Principal Remittance Amount for such Distribution Date that is attributable to the principal received or advanced on the Group II Mortgage Loans and the denominator of which is (y) the Principal Remittance Amount for such Distribution Date.

Class A-PO Deferred Amount For any Distribution Date prior to the Subordination Depletion Date, the difference between (A) the sum of (x) the amount by which the sum of the Class A-PO Optimal Principal Amounts for all prior Distribution Dates exceeded the amounts distributed on the Class A-PO Certificates on such prior Distribution Dates pursuant to Paragraph third clause (2) of Section 4.01(a) and (y) the sum of the product for each Discount Mortgage Loan which became a Liquidated Loan at any time on or prior to the last day of the Applicable Unscheduled Principal Receipt Period for Full Unscheduled Principal Receipts for the current Distribution Date of (a) the PO Fraction for such Discount Mortgage Loan and (b) an amount equal to the principal portion of Realized Losses (other than Bankruptcy Losses due to Debt Service Reductions) incurred with respect to such Discount Mortgage Loan and (B) the sum of (x) the sum of the Class A-PO Recoveries for such Distribution Date and prior Distribution Dates and (y) amounts distributed on the Class A-PO Certificates on prior Distribution Dates pursuant to Paragraph fourth of Section 4.01(a). On and after the Subordination Depletion Date, the Class A-PO Deferred Amount will be zero. No interest will accrue on any Class A-PO Deferred Amount.