Multi-level marketing (MLM) systems have become increasingly important in digital marketing for several reasons. Firstly, MLM systems help businesses to grow their link building efforts. By recruiting a network of distributors or affiliates, businesses can leverage the power of these individuals to promote their products or services and generate traffic to their website. This can lead to more backlinks and higher search engine rankings, which in turn can increase online visibility and drive more traffic to the site.

Additionally, MLM systems can be an effective way to reach new customers and expand a business's reach. By incentivizing distributors or affiliates to promote products or services to their own networks, businesses can tap into new audiences and markets that they may not have been able to reach on their own.

Furthermore, MLM systems can provide a cost-effective marketing strategy for businesses, particularly those with limited budgets. By relying on a network of distributors or affiliates to promote products or services, businesses can save on the cost of traditional advertising and marketing methods.

In summary, MLM systems can be an important tool for businesses looking to grow their link building efforts, reach new customers, and implement a cost-effective marketing strategy.