Here are a few options for the description of the “投資人” (Investors) post tag in Traditional Chinese, ranging from brief to slightly more detailed, along with their strengths:

**Option 1: Concise & Clear**

> 關於投資人的文章，包含市場分析、理財建議、投資策略等。
>
> _Translation: Articles about investors, including market analysis, financial advice, and investment strategies._

* **Strengths:** Short, to the point, and covers the main topics related to investors. Easily understood.

**Option 2: Slightly More Detailed & Benefit-Oriented**

> 分享投資人的最新消息、策略及資源。 幫助你了解市場趨勢，做出明智的投資決策，實現財務自由。
>
> _Translation: Sharing the latest news, strategies, and resources for investors. Helping you understand market trends, make smart investment decisions, and achieve financial freedom._

* **Strengths:** Highlights the benefits for the reader (understanding trends, making smart decisions, financial freedom), increasing appeal.

**Option 3: Focusing on Education & Support**

> 專為投資人設計的標籤。 提供深入的市場分析、投資技巧教學，以及支持性的社群，協助你成為更成功的投資者。
>
> _Translation: A tag designed specifically for investors. Providing in-depth market analysis, instruction on investment techniques, and a supportive community to help you become a more successful investor._

* **Strengths:** Emphasizes education, skills, and community – suggesting deeper engagement is available.

**Option 4: Broad and Inviting**

> 探索各式各樣關於投資人的話題。 包含股票、債券、房地產、加密貨幣等，讓你在投資的路上有所啟發。
>
> _Translation: Explore a variety of topics related to investors. Including stocks, bonds, real estate, cryptocurrencies, etc., to inspire you on your investment journey._

* **Strengths:** Wide-ranging, includes numerous popular types of investments, and suggests a welcoming tone of exploration.

**How to Choose the Best Option:**

* **Target Audience:** Consider who you are mainly writing for. Are they new to investing, or experienced?
* **Post Content:** Does your content focus on beginners, advanced strategies, or a mix? Pick a description that reflects your content’s focus.
* **Overall Tone:** Match the overall tone of your website or blog. Is it more formal, or casual?
* **Character Limit:** WordPress might have a limit. Keep it concise enough to prevent cutting off in the admin panel.

**Recommendation:**

For most general investment blogs, I recommend **Option 2** or **Option 4**. They strike a good balance of information, benefit, and scope. Choose based on your style preference. If you specifically offer educational courses or a community, then **Option 3** is ideal.