How would one make empathy start when you turn on your computer or log into the computer

Question

I am assuming that you need to put it in the startup applications, but i am not completely clear on how to do this.

Answer 1

Go to System → Preferences → Startup Applications and click the Add button. You'll see something like this:

The name and comment are just for you to recognise it in the list of startup applications

The command for empathy is just empathy

If you're unsure about a command you can start the application, open the System Monitor and check the Command entry in the process list.