tell, pass on

I tell them the news.

私は知らせを伝えます

I tell them the news while I'm on a business trip.

私は出張中に知らせを伝えます

I tell them the news from where I am while I'm on a business trip.

私は出張中に現地で知らせを伝えます

I tell my family the news from where I am while I'm on a business trip.

私は出張中に現地で家族に知らせを伝えます

I tell my family the good news from where I am while I'm on a business trip.

私は出張中に現地で家族によい知らせを伝えます