Search “구글일반키워드노출대행 ▼1stpage，coㆍkr▼ <텔레그램:page13> 성인키워드노출작업 유흥키워드노출홍보 6 구글키워드노출광고 키워드노출등록 31 웹문서노출업체 1페이지노출상위 3462 첫페이지노출상단”

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