http://jrobi.com/TotalBeginnersGuideToMakingMoneyWithBitcoinAndBlockChainBasedCryptocurrencies.pdf
Here is a free ebook written in plain English to get people started using Bitcoin and cryptocurrencies. I know most Steemit users will have at least some knowledge of cryptocurrencies but there is a lot of useful information for everyone and it can also be shared with friends and family who are on the fence.
Enjoy!