Search “구글유흥키워드노출작업 └텔:page13┐ ◆1stpage｀co´kr◆ 구글키워드노출홍보 키워드노출광고 6 웹문서노출등록 1페이지노출업체 첫페이지노출상위 28 일반키워드노출상단 성인키워드노출대행 37281”

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