They don't have to confirm anything it's easy to drop out if they don't want to participate.
And, of course, you can always add more members later on.
For starters, you'll need a personal Facebook account the odds are good that you already have one — more than half of 50-plus Internet users enjoy social networking today.
Customize it as you want.
Click one of these to remove a member from the group.
Once you are signed in, you will see a list of people whom you can invite to the group.
The most popular messaging app is the Facebook Messenger app.
Type the name of that person you want to add.