Search “구글웹문서광고상위 →1stpage,co=kr← ⊆텔레그램:page13⊇ 1페이지광고상단 첫페이지광고노출 12597 일반키워드광고대행 성인키워드광고작업 유흥키워드광고홍보 824 구글키워드광고등록 키워드광고업체”

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