Multi-channel marketing and cross-channel marketing
The difference between these two marketing techniques boils down to the following.
Multi-Channel: across
multiple channels
Give your customers the option to interact with you at the channel of their choice. Interact with them using the blend of direct and indirect communication channels. Prompt them to take action on your products and services. Be willing to serve your customers wherever they are present. As they are omnipresent, so shall you to create a consistent customer experience across all channels.
Cross Channel: across
multiple, connected channels
Meet your target audience wherever they are, chalk out the channels at which your target audience is present. Get a holistic understanding of your audience and provide them a personalized experience through the channel they are engaging with you. Optimize each step the customer takes while interacting with your brand by taking every touchpoint into account.