How can I show my ex-boyfriend I want him back? What should I do, should I tell him or should I flirt with him, or talk to him and spend more time with him? I'm not sure! What can I do to get him back? Please help

How can i show my ex-boyfriend i want him back? what should i do, should i tell him or should i flirt with him, or talk to him and spend more time with him? im not sure! what can i do to get him back? please help
Who dumped who?

What happened initially after the split?

How did you behave?

Then I'll be able to maybe help.

More info please.

One point to bare in mind, has anything changed? Have you learnt what went wrong.