4. SEO + SEM 效果更好
SEO + SEM 效果更好!
• Clicks: +92%
• Online Sales: +45%
• Page views: +44%
• Time on site: +39%
Source: iCrossing, “Search Synergy: Natural and Paid Search Symbiosis,” March 2007; Nielsen ReelResearch, 2006, Google Confidential and Proprietary