Search “구글키워드상단광고 ├1stpage、co｀kr┤ ├텔레그램page13┤ 1페이지상단업체 첫페이지상단상위 6 웹문서상단등록 성인키워드상단대행 유흥키워드상단작업 22 구글키워드상단홍보 일반키워드상단노출”

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