METHOD AND SYSTEM FOR PROVIDING ADVERTISING USING KEYWORDS FOLLOWING SET RULES OR KEYWORDS SOLD FOLLOWING SET RULES

摘要

Disclosed are a method and system for providing advertising using keywords following set rules or keywords sold following set rules. The advertising-provision method comprises the steps of: checking a character string input by an advertiser; checking a keyword-matching engine selected by the advertiser from among a plurality of keyword-matching engines checking for matches between character strings by mutually different rules; and storing the character string in an association with the selected keyword-matching engine.