This is a great video teaching you how to do Guerilla Marketing for your business. It's short and sweet. It has a subtle pitch for shopify, but the content is solid and valuable for today's entrepreneurs. Especially for startups and companies that are still honing in their strengths and finding the best channels to market & advertise.
You don't have to break your budget with marketing and advertising. You can use so many inexpensive and out-of-the-box strategies to get your brand out there and discover what works.