San Fran Bans Yellow Pages

San Francisco is voting on a measure that will ban any yellow pages in their city. The maker of the books will have to get prior approval before printing & delivering.
What company will advertise in those yellow pages? Hopefully not many as the reader numbers will be non-existent.
How do you advertise? Do you list in your local yellow pages?
Frankly we are  surprised by companies who still pay to advertise in this archaic way. This brings up that age old question, "Does paid advertising work?". 
From the biggest of corporations to the smallest of local shops, word of mouth has the biggest affect on a business. Businesses are relying on different advertising methods that are much more economical and fresh. What are some of the new, effective ways businesses advertise?

• Social Bookmarking
• Article Marketing
• Online Directories
• Blogging
• Squidoo
• Facebook
• Forums
• Email Marketing
• Email Signatures
• eBay
• Linked In
• YouTube

What do you prefer? Which do you believe has the most impact? We are interested in hearing what you, the consumer, prefer and utilize the most.