Checkout the NodesofValue.com Trade.io review: http://nodesofvalue.com/multi-passive-income-streams-from-trade-io-crypto-exchange-otc-trades-consultancy-and-fx-platform/

Also might be of interest:
Curated list of Masternodes, Masternode Services and Masternode articles. http://nodesofvalue.com/masternodes/
Curated list of Revenue Generating tokens http://nodesofvalue.com/revenue-generating-coins/
Passive Income News for October: http://nodesofvalue.com/crypto-passive-income-news-for-october-2018/