Content creation companies write compelling, high-intent content pieces such as articles, blog posts, eBooks, social media content, infographics, newsletters, and white papers. With the intent to establish trust with the target audience, these specialized agencies provide the following services: 

• Content writing 
• Market research 
• Content strategy development 
• SEO 
• Content marketing
• Content management 
• Content testing 

On average, content creation services companies charge $50 to $200 per blog post. Here are some estimated price ranges for different services: 

• Website content (per page): $100-$500+ 
• Email marketing collaterals: $200-$1,000+ 
• White papers/in-depth articles: $1,000-$5,000+ 
• Video script: $500-$3,000+ 

When selecting a content creation agency, you should avoid firms that offer excessively low prices, which often signal low-quality or outsourced work, and those that promise guaranteed, unrealistic results like "instant virality." Also, be wary of agencies with poor communication, lack of a clear strategy, or an undiversified portfolio that’s unrelated to your niche or content needs. 

Content creation agencies typically measure project success using common metrics such as engagement rates (likes, comments, shares), website traffic increases, conversion rate, and search engine rankings to assess visibility and reach. Ultimately, success is defined by whether the content helped the client address the envisioned intent and sparked engagement. 

If you are unsatisfied with the delivered content, you should immediately communicate your concerns to the agency, referencing the scope of work and agreed-upon revisions outlined in your contract. Most agencies offer a number of revisions or a rework guarantee to meet the initial project brief.  

If revisions fail to resolve the issue, you may be able to negotiate a partial refund or early termination of the contract, depending on the terms you initially signed.