Offers must be submitted via email to a specified Government contact, with the quote provided on company letterhead that includes the company’s CAGE code and proof of SAM registration. The submission must include a signed SF-1449 with pricing filled in on the CLINs and any required clauses. Technical substitutions are not allowed, though items are not brand-specific; if offering an alternate product, technical specifications must be provided for evaluation. To be considered responsive, offerors must strictly follow the instructions in Section 1 of the schedule of supplies/services, as non-responsive quotes will not be evaluated.