1. The document discusses various models for compensating marketing agencies, including commission/service fees, resource package fees (retainers), variable fees based on hours, and project fees.
2. It argues that the trend is moving from input/cost-based models like commissions to output/value-based models that reward agencies based on outcomes rather than volume of work.
3. Principles for fair agency remuneration include aligning advertiser and agency interests, basing agreements on understood terms and review dates, and ensuring flexibility over time.