(a) Payment methods, including partial payments and progress payments based on percentage or stage of completion;

(b) Loan guarantees, advance payments, and progress payments based on costs;

(c) Administration of debts to the Government arising out of contracts;

(d) Contract funding, including the use of contract clauses limiting costs or funds;

(e) Assignment of claims to aid in private financing;

(f) Selected payment clauses;

(g) Financing of purchases of commercial products and commercial services;

(h) Performance-based payments; and

(i) Electronic funds transfer payments.