To begin customizing your site go to Appearance -> Customizer and select Theme Options. Here's you'll find custom options to help build your site.
To add a slider go to Theme Options -> Homepage and choose page slider. The slider will use the page title, excerpt and featured image for the slides.
To add featured content go to Theme Options -> Homepage (Featured) and turn the switch on then add the content you want for each section.
What goes into a blog post? Helpful, industry-specific content that: 1) gives readers a useful takeaway, and 2) shows you’re an industry expert. Use your company’s blog posts to opine on current industry topics, humanize your company, and show how your products and services can help people.