Understand fashion trends: Before you start sketching by hand, you need to have an understanding of current fashion trends and market needs. This includes a grasp of color, material, fabric texture, style, etc.
Determine the design theme: According to the design requirements and the needs of the target customer, determine the design theme and style, and consider how to express it in the design.
Choose the right tools and materials: Choose the right brushes and paper for you, and have the paints and other necessary tools ready.
Try different design options: During the sketching process, you can try a variety of different design options, including changes in color, layout, cutout, etc., to find the best design effect.
Add details and annotations: Once you're done with your sketch, you can add more details and annotations to better convey your thoughts and intentions.
Make modifications and improvements: Once the preliminary design is complete, the design sketch needs to be iteratively revised and improved to ensure that the final design meets the requirements and meets the customer's needs.
In conclusion, preliminary design through hand-drawn sketches can help designers express their ideas and refine and refine them in the design process. When using hand-drawn sketches, attention to detail and annotation is required to better convey your ideas and ideas.