If I had a dollar for every time someone said, "I have a website but my web guy disappeared." I'd have over $20. If I build your site: You own the domain; You purchase the hosting space; You retain all passwords. Or I can retrieve your site and we can go from there.
Blogging is an easy way to keep your customers (and potential customers) up to date with news, events, and to help educate them about your business.
Newsletters can feature products, services, and information about upcoming deals & events. Newsletters can drive people to your website and social media sources.