Bitcointalk username: EtherDoubler
Link to the content 1: https://steemit.com/hdac/@pandarium/upravlenie-ustroistvami-s-pomoshyu-hdac
Link to the content 2: https://steemit.com/hdac/@bamanan/chto-takoe-iot-kontrakty-na-platforme-hdac
Telegram username: @capitanmar
Bitcoin address: 19932B61oKpdtsWt83Mur7mDqBXm5HQY21