Step 1. Have 180GB of FREE space to download the entire Bitcoin core block chain. This takes days and will slow every connection down in house.
Step 2. Download and run bitcoin core.
https://bitcoin.org/en/downloadStep 3. Dont even download Armory until the above is done. (2 different websites) Obviously on a PC install Armory. Create wallet and PW.
Step 4. Run Armory and let it sync with block chain. Can take 1 to 12 hours.
Step 5. Send SMALL amount of bitcoin to wallet and then search for it.....
between step 4 and 5 I would say:
Step 4.1 disconnect with internet, make and print a paper back up and store it somewhere safe.
Step 4.2 check
https://bitcoinfees.21.co/ for the most recent fees and browse the internet a bit to educate yourself on what fees are and why it is useful to use a higher or lower fee.
after (or maybe before) step 5:
Step 6 get yourself familiar with blockexplores like
https://tradeblock.com/bitcoin https://www.blocktrail.com/BTC and
https://blockchain.info/ on how to check transactions, the funds in an address, the latest block and transaction backlog.