Enclosed is a Request for Quotations (RFQ) for Concrete Masonry Unit (CMU) Wall Repair at Yongsan Embassy Housing in Seoul, Korea. If you would like to submit a quotation, follow the instructions in S... Enclosed is a Request for Quotations (RFQ) for Concrete Masonry Unit (CMU) Wall Repair at Yongsan Embassy Housing in Seoul, Korea. If you would like to submit a quotation, follow the instructions in Section J of the solicitation, complete the required portions of the attached solicitation document, and submit it to the address shown on the Standard Form 1442 that follows this letter.