At what point...

When do you become telepathic with your twin? How do you know you are? That's a major requirement, right? What other neat things are supposed to happen?

[Impulsv]

For me it was when we dated I had a question I needed to ask without telling him he'd bring that subject. N I'd do the same for him. Like we knew what each was thinking. But I feel him more

I was immediately with mine and it strengthened over time. After six weeks, we began verifying it with each other. If you begin communicating with a twin this way, you will know. Without a doubt.