Increasingly, ISPs are using filtering systems to try and keep spam out of customers' inboxes. Unfortunately, the filters are often very coarse and sometimes they accidentally filter the email that your customers want to receive.


Never spam

The most important thing you can do to help yourself and to help other people who want to run legitimte businesses on the Internet is to conduct your own communications in an honourable and ethical manner:


Check the content

The next thing you can do is to reduce the chances of your emails being rejected by anti-spam software. Try to avoid:

For more information on this and how to get a free Spam Rating for your emails, please have a look at SpamCheck.


Get whitelisted

The best way of making sure that your emails get through is to have your domain (e.g. added to your recpients' 'whitelist' or 'friends' list. One of the best ways of doing this is to send, or refer, our article on How to Ensure You Receive Important Emails ( to your customers.


Provide an alternative

If the above fails, either try asking your customers for an alternative, unfiltered email address or provide your customers with the facility for reading the message on the Internet. If you make the request by email, you will need to keep the email as short and simple as possible. The following is an example of this type of email:

Unfortunately, it appears that I wasn't able to deliver this month's newsletter to you - possibly because it was blocked by anti-spam software. To make sure you receive our newsletter, please consider adding to your friends list or supplying an alternative email address. For more information on making sure you don't miss important emails, please have a look at: In this meantime, you can read this month's newsletter on: