Looking for a legal client acquisition system with proof of results

I am looking for someone to build a legal and ethical client acquisition system for my business. The goal is to create a system that can help me get qualified leads and potential customers in a structured and measurable way... (Budget: €250 - €750 EUR, Jobs: A/B Testing, Advertising, Content Marketing, Conversion Rate Optimization, CRM, Email Marketing, Internet Marketing, Lead Generation, Marketing, Sales)