Zara's parent company is investing $1 billion to boost its online shopping platform over the next three years.<br />Business Insider reports that Zara owns several brands in addition to Zara.<br />The company said it expects online sales across the group to account for 25% of its overall sales by 2022.<br />Zara is also spending $1.7 billion on upgrading its stores to become more integrated with its online platform.<br />Analysts say e-commerce is going to become a more important part of retail in the wake of the pandemic.