Search “구글웹문서홍보업체 ▣1stpage，co˚kr▣ {{텔레page13}} 1페이지홍보상위 첫페이지홍보상단 14661 일반키워드홍보노출 성인키워드홍보대행 유흥키워드홍보작업 824 구글키워드홍보광고 키워드홍보등록”

A "time and materials" contract outlines a set price for labor and materials based on hourly rates or price per quantity.