Gathering data from different sources is essential for achieving your marketing goals. For small businesses, some of the most common sources include your website, social media, email, and customer feedback. Google Analytics and similar tools can help track website metrics like traffic, bounce rate, and conversions. Facebook Insights, Twitter Analytics, and similar tools can monitor social media engagement metrics like reach, impressions, clicks, likes, and shares. Mailchimp, Constant Contact, and similar tools can measure email metrics like open rate and click-through rate. And SurveyMonkey, Typeform, and similar tools can collect customer feedback with surveys, polls, reviews, and testimonials to measure satisfaction, loyalty, and referrals.