There are numerous online marketing channels for small businesses, but it's essential to identify the most effective ones to focus on. As a CEO of SoftwarePundit, I've helped numerous small business owners navigate the complexities of online marketing and built successful marketing campaigns from scratch. The five major online marketing channels include organic search, paid search (PPC), social media, email marketing, and referral traffic. Organic search is a crucial channel that drives over 50% of website traffic, but it's highly competitive and requires significant time investment. Paid search provides immediate impact but can be expensive. Social media is essential for building brand identity and credibility, but funneling traffic to the website can be challenging. Email marketing is inexpensive and personal, making it ideal for engaging existing customers, while referral traffic is free but often relies on building relationships and PR efforts. To pick the right marketing channel for your business, start by identifying channels that already drive traffic using Google Analytics, determine what works for your competitors through tools like Semrush, and then choose two diverse channels to get started with.