Hi,
We have a list of an old program we are going to use. It has about 80.000 addresses, we need to clean it out before sending to 40.000 non existent addresses we paid for.
What is the best way to clean it up?
We have a list of an old program we are going to use. It has about 80.000 addresses, we need to clean it out before sending to 40.000 non existent addresses we paid for.
What is the best way to clean it up?



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