Search “구글성인키워드홍보등록 ‘1stpage、co·kr’ 「텔레:page13」 구글키워드홍보상위 키워드홍보상단 18189 유흥키워드홍보업체 1페이지홍보대행 첫페이지홍보작업 826 일반키워드홍보광고 웹문서홍보노출”

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