When it comes to trading, you must consider these things before starting to trade real BTC, otherwise. Loosing your bitcoins may occur.

1. Capital- You must consider the capital first when trading. How much will you invest? Tip: Only invest what you can afford to lose. Putting your money in trading is optional and is only based on your own preference. But, the higher the capital, the higher the profit.
2. Discipline- Emotions should put aside if you want to start trading, because pro traders uses this to have an advantages to newbies, so make sure you have the guts when it comes to trading. Also, Patience is needed, some coins need some time before it pumps so watch out for it.
3. Mindset- your goal is to gain profit, no matter what. So, you need to stick wih your plans. Do not go with the flow, as everyone is just fooling you for them to control the price in the market.
4. Choose the Correct Coin to Trade- It is very important to you to know if the coin is legit or it is a scam coin. Many are loosing their money to those scam coins. Make sure you research first the coin before investing on it.

Those are just some of the tips, there are many more but the rest is up to you to learn when you start trading. I hope that helps, sorry I can't provide detailed one.

Now, when it comes to Alt Coin to trade, I think DRACO will do because the dev. is doing all his effort to make the price of the coin good.