The SPF Guru can help you to defend your domain names and thus your good reputation against misuse.
Sender Policy Framework
The frauster's most powerful weapon is trust and forging the sender of an email is just too easy. SPF will help you to defend the reputation of your domain names.
Maintaining a correct and complete SPF record can be hard for an enterprise. Who is sending emails on your behalf? And who should? The SPF Guru knows.