Search “구글일반키워드작업대행 ((텔레page13)) ┌1stpage｀co．kr┘ 유흥키워드작업광고 구글키워드작업등록 5 성인키워드작업홍보 웹문서작업상위 1 1페이지작업상단 첫페이지작업노출 18126 키워드작업업체”

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