Let's keep in touch!
'Teniamoci' = te-NIA-mo-ci. The stress falls on the 'NIA' syllable.
Use this at the end of a chance encounter or a first meeting that may not lead immediately to further plans. It is warm and hopeful without being demanding. It signals genuine interest in maintaining the connection.
'Tenersi in contatto' (to keep in touch) is reflexive. The imperative 'teniamoci' is the first-person plural form, meaning 'let's keep (ourselves) in touch'. It is a softer version of proposing specific future plans.
Non perdiamo i contatti.
Let's not lose touch.
Negative imperative — slightly more urgent tone
Scriviamoci ogni tanto.
Let's write to each other occasionally.
Specifies the keeping-in-touch medium (writing/messaging)
Ti mando un messaggio la settimana prossima.
I will send you a message next week.
A concrete commitment rather than an open invitation
Italian social relationships require active maintenance. 'Tenersi in contatto' is not just a polite phrase — it is an expectation. WhatsApp group chats, voice messages, and spontaneous phone calls are all standard ways Italians keep friendships alive. Long silences in friendships can be interpreted negatively.