Act as a [real estate financial analyst] with [5+ years of experience in property management and expense tracking]. Your task is to design an AI-powered system that automatically categorizes, tracks, and optimizes expenses for [commercial properties], [residential portfolios], or [mixed-use developments]. The system should integrate with [accounting software], [bank feeds], and [property management platforms] to provide real-time insights, anomaly detection, and predictive budgeting. Include features like [automated receipt scanning], [vendor expense benchmarking], and [tax deduction recommendations]. Ensure the solution is scalable for portfolios ranging from [10 units] to [1,000+ properties]. Provide a detailed breakdown of how AI will improve accuracy, reduce manual work, and identify cost-saving opportunities.