Build a diversified portfolio!
You have $2k which can be divided in 3:4:2:1 ratio. Put the first part in BTC. Put the second in the large cap coins usually the top 10 ones. You can experiment with mid and small cap market with the third part. Put the last in one ICO.
It could give you a balanced portfolio and also with putting a small amount in last two, you can experiment with the actual volatility of the crypto market and can learn.