Answer: Appeal; Enlist
Explanation: Enlist is a synonym for recruit, meaning, engage (a person or their help or support), fitting your desired context. On the other hand, appeal means for a serious or urgent request, best fitting for call.
Compare and contrast are words that are often used to talk about the similarities anddifferences between two things or objects. These two words are very commonly used.Compare means to see the similarity andcontrast means to see the difference.
A non-positive quality would be that many blogs try to market something, but they don't always try to present something.