Shops that accept Graincoin as payments. Many of these shops use CoinPayments.net as its payment system:
Coinpayments: https://www.coinpayments.net/ Graincoin
is supported by Coinpayments, which provides wonderful tools and
utilities to accept Graincoin as payments for the shops, services. Tutorial for how a shop/service can integrate with Coinpayments will be avaialble soon.