Sales-Focused Promo Showcase Website

I need a clean, conversion-oriented website that helps brand-new businesses turn visitors into paying customers. The single most important objective is to drive sales, so every page should guide prospects toward a clear call-to-action... (Budget: $750 - $1500 USD, Jobs: Content Management System (CMS), CSS, HTML, JavaScript, Web Application, Web Design, Web Development, Website Design, Website Management, WordPress)