Email Marketing Market Size, Share & Trends Analysis Report By Channel (B2B, B2C), By Deployment (Cloud-based, On-premise), By Application (Email Lead Generation, Sales Reporting, Customer Management, Template Management, Reporting and Analytics, Others), By Industry (BFSI, IT and Telecommunication, Retail, IT& Telecom, Healthcare, Others) and By Region(North America, Europe, APAC, Middle East and Africa, LATAM) Forecasts, 2025-2033