Search “구글키워드상단홍보 {텔레page13} ◈1stpage｀co˘kr◈ 웹문서상단광고 1페이지상단등록 5 첫페이지상단업체 일반키워드상단상위 1 성인키워드상단노출 유흥키워드상단대행 14427 구글키워드상단작업”

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