The ideal length for a marketing ebook can vary depending on the topic, audience, and goals of the ebook. However, in general, an ebook should be long enough to effectively convey its information and message, but not so long that it becomes overwhelming or difficult for the reader to retain the information. A marketing ebook typically ranges between 20 to 50 pages. It's important to keep in mind that the reader's attention span is limited, so the ebook should be concise, clear, and engaging.

When it comes to freelance ebook marketing and ebook marketing services, the length of the ebook may also impact the cost of the project. A longer ebook typically requires more research, writing, editing, design, and marketing efforts, which can increase the cost. Therefore, it's important to consider the purpose and target audience of the ebook and strike a balance between the content length and the budget.

Regardless of the length, a marketing ebook should have a clear structure, well-researched information, and an engaging narrative that captures the reader's attention. Additionally, it should have a strong visual appeal with professional design, graphics, and images. These elements can make the ebook more appealing and effective in communicating its message and achieving its marketing goals.