A toll-free phone number for your Shopify store gives you credibility and signals your customers you’re serious.

From the Krebs on Security blog

Many readers were surprised to learn recently that the popular Norton 360 antivirus suite now ships with a program which lets customers make money mining virtual currency. But Norton 360 isn’t alone in this dubious endeavor: Avira antivirus – which has built a base of 500 million users worldwide largely by making the product free – was recently bought by the same company that owns Norton 360 and is introducing its customers to a service called Avira Crypto.