Parol evidence rule does not bar testimony concerning procurement of bank financing as an oral condition precedent to the formation of a contract for home improvements that did not mention financing, since the oral agreement did not contradict the main body of the written contract, despite the inclusion of an "integration clause."
Luther Williams, Jr., Inc. v. Johnson, 229 A.2d 163 (D.C. Ct. App. 1967).
David J. Kozma,
Contracts - Parol Evidence,
Duq. L. Rev.
Available at: https://dsc.duq.edu/dlr/vol6/iss2/11