You may find that you need to play around with this a bit, but as long as you finish with an XL document in CSV format, you should be mailing list able to upload to just about any program. Of course this isn't limited to email lists you can use this format for a range of different applications. Do you wonder why your mass emails receive little to no response?
Frankly, you are wasting your time if your marketing strategy involves buying a list from a third party and sending massive sales emails to recipients. Your emails can be perceived as Spam and annoying because the recipient just doesn't mailing list know you, or your business. And you may feel a little bummed about not receiving ethe kind of response you had initially anticipated.
How do you receive a response and a positive one at that from your mailing list? The answr is in the art of developing "Personal Relationships". You can form and nurture genuine relationships through various forms of communication - Facebook, MySpace mailing list or through a phone call. You want to be interested in your "customers" as much as you want them to be interested in your product.