e.g. stands for *exempli gratia*, Latin for "for example". It's used to introduce one or more examples.
i.e. stands for *id est*, Latin for "that is". It's used to clarify or explain something further.
Here's an easy way to remember:
* e.g. is for examples.
* i.e. is for explanation.
Examples:
* e.g. I like to eat fruits, e.g. apples, bananas, and oranges.
* i.e. I like to eat fruits, i.e. I prefer them over vegetables.
Let me know if you have any other questions!