I don't have specific details about Ballard John B located at 1320 S Walnut St, Pauls Valley, Oklahoma, 73075. However, if you're looking for general tips for visiting a local business, here are some suggestions:

1. **Check Hours**: Before your visit, confirm the business hours to ensure they align with your schedule.

2. **Call Ahead**: If you have specific questions or need to make an appointment, consider calling ahead.

3. **Local Recommendations**: Ask locals for insights or recommendations related to the services they offer.

4. **Review Online**: Look up any reviews or testimonials online to gain an understanding of other customers’ experiences.

5. **Plan Your Visit**: If possible, visit during less busy hours for more personalized service.

For more precise and tailored advice, please provide additional context or details about the nature of the business.