In India there are multiple apps like GooglePay, Phonepe, Paytm. All these are popular and widely used, Whatsapp was trying to get into payments in India for a long time but unable to launch because of regulations.
UPI payments are very popular in India and GooglePay really did a good job in getting the market share here in India.
One of the ways to solve this issue is to incentive or give rewards to customers who give back their plastic waste. In Germany and Scandinavia, its been in place for years.
Barcelona really? I am from Barcelona but never thought people are scared to be in Barcelona. I heard people get robbed in Las Ramblas years back but now its quite safe. You will never get mugged in Barcelona according to my experience.
UPI payments are very popular in India and GooglePay really did a good job in getting the market share here in India.