Before filing for a design patent application, there are a few crucial steps to take. First, conducting a thorough design patent search is essential. This search helps ensure that similar designs aren't already protected by existing patents, preventing potential roadblocks down the line.  Second, you'll need to clearly document your design. Prepare detailed drawings and descriptions that meticulously highlight the unique visual aspects of your product. The more comprehensive your documentation, the stronger your application will be.  Finally, consider consulting with a design patent attorney. Their expertise can streamline the application process and significantly increase your chances of success. An attorney can guide you through the legalities, ensure your application adheres to legal requirements, and address any potential pitfalls that could delay or even derail your patent application.