1. **Ease of Mixing**: The U.S. Art Supply Floetrol Paint Additive is praised for its ability to mix easily with paint, although it is recommended to pour it through a strainer to ensure smooth consistency.

2. **Cell Activation**: Users have found it to be an effective cell activator when used in conjunction with oil, enhancing the visual appeal of pour paintings.

3. **User-Friendly**: Many reviewers highlight the product's ease of use, noting that it makes paint spreading effortless, which is ideal for both beginners and experienced artists.

4. **Performance**: The product performs as advertised in various tutorial videos, making it a reliable choice for those looking to achieve professional results in their pour painting projects.

5. **Versatility**: It is not only great for preparing pour painting paint but also suitable for craft painting, adding to its versatility.

6. **Packaging Issues**: Some users reported receiving damaged products due to inadequate packaging. The bottles were not securely taped, and the lack of packing material led to leaks during transit.

7. **Recommendation**: Despite the packaging concerns, the product itself is highly recommended for its functionality and effectiveness in creating stunning pour paintings.