Logo is the face of your brand. When it is designed in such a way that it represents your brand with its purpose that is a perfect logo.
Social Media Posts
Designing creative social media posts with is impactful on the viewer. According to a survey creative posts are more viewed.
Business Card Design
For relevant branding you would need a specified business card displaying your brand name and your position.
For a professiona look for your brand and to deal with legal situations. You need a creative Letterhead Design oriented with your brand
Flyers are distributed as a marketing strategy. Designing a creative flyer can enhance the response of your audience.
All is a part of branding and designing your brands stationary can boost your brand awareness. The designs are related with your brands design.