Optimize Zoho CRM for Lead Management

I need an expert to optimize our Zoho CRM setup and automation, focusing on lead management. We are a concierge medical practice that is membership based. We need to be able to track leads through the sales process and track memberships, referral sources, renewal dates, revenue... (Budget: $250 - $750 USD, Jobs: Analytics, Automation, CRM, Data Analysis, Email Marketing, PHP, Salesforce.com, Web Development, Zoho, Zoho CRM)