My skills include:
1. Custom Slide layout (if needed)
2. Use of images (including vector images)
3. Choosing the best color scheme
4. Best animation and transitions (wherever needed in the slide)
5. Use of infographics
6. Creation of master slides, themes, design, and templates.
7. And much more!!!
If you think I have got the skills to make your powerpoint presentation much better then, please let me know about it.