Of course, hiring a Freelance Designer (or employing one in-house) makes it more likely your graphics will be consistent. And also of high-quality. Alternatively, you could pay a visual content service such as Visually, which brings added marketing context to their work.
Business blogging is a marketing tactic that uses blogging to get your business more online visibility. A business blog is a marketing channel (just like social media, direct mail, email marketing, etc.) that helps support business growth. Often, business blogging entails the process of creating relevant contextual and well-written articles and blog posts.