Quick reference Sites
Coinmarketcap.com lists the top alternative currencies which can be sorted by value and also provide additional information on where to purchase and current prices.
Blockchain.info provides the ability to check the balance of any Bitcoin address and transactions that are on the bitcoin blockchain. The site also contains a popular online wallet (although a hardware wallet is preffered)
https://www.coindesk.com/category/news/
Forums-discussions
https://www.reddit.com/r/Bitcoin/
https://twitter.com/ (add $ infront of code eg $BTC in searches)
Exchanges
Hardware Wallets
Other
Paper Wallet Generator.