Search “구글첫페이지등록업체 ┌텔page13┘ ●1stpage,co．kr● 성인키워드등록상단 유흥키워드등록노출 15300 일반키워드등록상위 키워드등록작업 웹문서등록홍보 827 1페이지등록광고 구글키워드동록대행”

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