Message in a bottleneck: How to beat the e-mail filters
Neither rain nor snow nor sleet nor dark of night will stop the e-mail going through, but anti-spam filters and firewalls are a different matter.
Measures put in place to block the continuing flood of unwanted mail increasingly block other messages as well. It’s a problem for anyone who sends e-mail these days, but most particularly for those who use e-mail for legitimate marketing.
The line between spam and legitimate marketing is sometimes vague, but there are certainly businesses that send marketing messages to consumers who have asked for them. Yet it’s sometimes hard for technology to tell what’s real spam and what’s not – and that leads to legitimate e-mails going astray.