The California law says users must explicitly agree to receive e-mail from each advertiser.

He explicitly agreed to be quoted.

He explicitly agrees with the correct statement that climate and weather are not to be confused.

You can't build a one to one relationship with a customer unless the customer explicitly agrees to the process.

Express terms are specifically and explicitly agreed upon by the parties, and are either articulated in an oral contract or written down.

Acquiesce or never explicitly agree with the other person.

For example, a person clearly and explicitly agrees to an offer.

However, as per Google's AdSense rules, all users must explicitly agree to this and will be given at least 30 days notice.

Four years from now, Forrester predicts, most e-mail will go to consumers who agree explicitly to receive it.

I believe that in December we explicitly agreed to ask you to produce a consolidated text.