You can use a standard symbol such as hat on your business card your?

Yes, it is possible to incorporate a standard symbol like a hat into your business card design, as long as it visually represents or conveys a meaningful message about your business or profession. When using symbols, ensure that they are universally recognizable and relevant to your industry. Consistency in your brand's visual identity is key, so make sure the hat symbol aligns with your overall design style. Before finalizing the design, consider seeking feedback from potential clients or colleagues to ensure the symbol is effectively communicated.