Dark posts by design are not visible on your Facebook Page wall, thus they are great for using in ads (as you can use existing posts for ads). The trick is to keep using the same dark post, which incidentally carries over the social metrics (likes, shares, comments) you’ve earned in previous campaigns to new campaigns.
Yes, that is a key component of the challenge: identifying a “crew” with whom I can build the future.
Ideas can be bad. Execution can go wrongly. But the hardest thing to get right is hiring and culture.
There are no shortcuts for those. You have to meet people and see how things go. Get a glimpse…
Good Facebook Ad tricks.
I would add that you can get more long-term benefit from boosting these posts by:
1) Posting them through the Business Manager’s “Manage Posts” page (accessible in the hamburger menu) and ensuring they do not show up on your Facebook Page wall – this is called a “dark post”
A company like Amazon builds its own analytics systems to track this stuff. In a lean context, you might use Mixpanel and wire it up to your iOS device buttons such as “invite friends” —and then have a uniquer identifier for each of these events so they can be traced back to a specific user.