- 35% use sam filters
- 27% unsubscribe from unsoliciated email messages
DoubleClick reports most consumers reduce spam by:
- 72% simply delete spam without reading it
- 20% try to unsubscribe
This eMarketer article also mentioned 11 roadblocks facing permission e-mail marketing:
- ISP Blocking
- Blacklisting
- Creative limitations
- Image, link and HTML stripping
- E-mail reader compatability
- Rich Media being not compatiable with email
- Abuse Management
- Inaccurate bounced logs
- Best guess reporting
- Delivery delays
- Anti-spam compliance
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