Aloe vera can be used to care your skin and hair.

Even we can make a drink out of it. This helps to cure stomach burning feelings related to ulcer. But some may not like to drink fresh aloe juice. Some may feel discomfort after drinking. If you are using aloe vera as a drink mix with some fruit juices. It is said to be beneficial for good blood circulation. Pregnant women should avoid using it.
Yes it has got moisturizing effects. It is used to cure sun burns. It is a Natural Sunscreen.
Aloe can be used for hair care. Mix aloe vera gel and lemon with your shampoo. Apply it for 15 minuets. and wash as usual.
If you have an aloe plant, remember to squeeze juice from inside the thick leaf. Better to avoid the thick outer layer. If you can get fresh aloe gel without any other ingredients also good. Yes you can plant aloe vera in your courtyard.