1. Make a std. 2D drawing template (include title blocks, scales, etc)
2. Make diff layers for diff components (Assign different colors to distinguish between elements such as parts, dimensions, annotations, and text)
3. Give proper dimensions and Use the appropriate units (e.g., millimeters, inches) and include tolerances where necessary
4. Use Detail Views and Sectional Views if necessary it will give a professional look
5. Use standard symbols and annotations for features like holes, threads, and welds
6. Add notes for any special mentions and assembly instructions etc.
7. use proper scale for your drawings to ensure clarity and readability (for professional look)
8. Avoid overcrowding with unnecessary details and repeated dimensions etc.