Mümkün olduğunca kısa sürede onunla temas edeceğim.
- I will get in touch with him as soon as possible.
Ben seninle temas kuracağım.
- I will get in touch with you.
Don't be a stranger. Keep in touch.
... So before I forget, why don't I get in touch with Katie? ...
... took pictures I told to stay in touch a few months later ...