To find the best marketing channel, track visitors' behavior. Analyze the exposure, access, user acquisition, and effectiveness of marketing activities across channels to monitor their effectiveness. All touch points data from different user paths should be merged. (e.g. Cross-channel attribution can be achieved by using official websites, WeChats, email, content marketing, and exhibitions. It allows you to compare customer acquisition and conversion rates of each channel. This allows you to optimize your marketing strategies in a timely fashion. Online form - Automatically collects the customer's information when they complete an online form. The customer can then be added to the contact list. Knight supports many forms to suit different marketing scenarios such as an advertising landing page, official website registration, or event registration. Identifiable QR Code - embed a QR code into emails, articles, and other materials. Monitor call-to-action activity.