SEO Optimization for Service-Driven Site

I need a professional SEO expert with a proven track record to optimize my website primarily aimed at generating leads or sales. The site primarily features service descriptions, so expertise in SEO for service-oriented websites is a plus.

Key Responsibilities:
- Optimize the website for Google, Bing, and Yahoo
- Increase visibility and drive traffic to the site
- Implement effective strategies to convert traffic into leads/sales

Ideal Skills:
- Proven SEO experience, particularly for service description websites
- Familiarity with Google, Bing, and Yahoo's SEO algorithms
- Ability to generate tangible sales/lead results from SEO efforts

Please provide examples of your previous work and the results achieved.