Shipping Container Modifications in Salem can be a significant decision, depending on what you intend to use it for. Here are some key factors to consider before proceeding with modifications:

1. Intended Use: Determine exactly what you plan to use the modified container for. Whether it’s for storage, living space, a workshop, or something else, your modifications will need to align with this purpose.

2. Regulations and Permits: Check local regulations and building codes regarding modifications to shipping containers. Depending on your location and the extent of modifications, you may need permits or approvals from local authorities.

3. Budget: Modifying a shipping container can vary significantly in cost depending on the extent of modifications and the materials used. 

4. Design and Layout:  Consider factors like insulation, ventilation, doors and windows, electrical wiring, plumbing (if applicable), and interior finishes. Ensure the modifications meet your functional and aesthetic requirements.

5. Climate Considerations: If the container will be used in a location with extreme temperatures or weather conditions, consider how you will insulate it and manage heating and cooling. 

6. Accessibility: Determine how people and goods will access the container. 

7. Security: Think about how you will secure the modified container against theft or unauthorized access. This may involve installing sturdy locks, security doors, and possibly an alarm system depending on the contents.

8. Future Mobility: If there’s a possibility that you may need to move the container in the future, consider how the modifications will affect its mobility. Some modifications can make it more challenging or expensive to transport the container.

9. Professional Help: Depending on the complexity of the modifications, you may need help from professionals such as architects, engineers, contractors, or specialized container modification companies. They can ensure that the modifications are done safely and effectively.