Ominitail：用平方根模型预测付费搜索支出和销售收入 （英文版）

What's the key to growing sales, revenue, and profit in the upcoming year? It's not automated campaigns or increased ad budgets. The real secret is learning from this year's ad performance - and applying that knowledge to next year! In this e-book, Omnitail walks you through completing a sales and spend forecast using a square root model, to help you measure the impact of your ad spend on your overall revenue. You'll also discover your ideal contribution margin, and even the level of adjustment