A spammer can be in question.Logical formLearned from2 sentences. A spammer may get clever.Logical formLearned from2 sentences. A virus may be sent to addresses of some spammers.Logical formLearned from2 sentences. Spammers may set_up (e-mail accounts).Logical formLearned from2 sentences. Spammers may seek addresses.Logical formLearned from2 sentences. A us-state may send a message to spammers.Logical formLearned from2 sentences. A brush may be used for spammers.Logical formLearned from2 sentences. Blacklists may contain some addresses of spammers.Logical formLearned from2 sentences. Some spammers may be prosecuted.Logical formLearned from2 sentences. Spammers may take_over open relays.Logical formLearned from2 sentences. Spammers may change addresses.Logical formLearned from2 sentences. A spammer may be matched.Logical formLearned from2 sentences. Effectiveness can be against tactics of spammers.Logical formLearned from2 sentences. Spammers can be alert to prey.Logical formLearned from2 sentences. A male may add spammers to a blacklist.Logical formLearned from2 sentences.