The short answer
Boosting buys reach, not aim, so run your own ad instead
No, don't boost it. Boosting does one job only: it shows your post to more people, with zero control over who those people are. If your real goal is a buyer in a specific area, that's an aim problem, not a reach problem, and the boost button can't solve it. Open an advertising account on the platform yourself and name the audience before you spend a cent.
Should I boost my Instagram post if it's already doing well?
Skip it. A post that's already traveled a long way on its own is proof the content works, not a reason to hand the platform money for more of the same undirected reach. Boosting has exactly one function: it puts the post in front of a bigger pile of people. It does not let you say who those people are beyond broad categories, and it does not know that what you actually want is a buyer in one specific area, not attention in general.
That's the whole case against it. It isn't about cost. It's about aim. The moment your goal narrows to a particular kind of buyer in a particular place, you've outgrown what a boost button is built to do.
Boost post vs ads manager: what's the real difference for a realtor?
The real difference is who names the audience. Boosting hands that decision to the platform's own system. Opening an advertising account on the platform yourself and building the ad from scratch flips that: you describe the audience first, the county, the price range, the kind of buyer you're picturing, and the platform only spends against that description. You're aiming before you spend, instead of spending and hoping the aim shows up later.
This is also not a pitch to hire it out. An agent who does this herself, describing her own listing and her own buyer, generally gets more out of it than an agent who pays someone else to guess at both. You know the property. You know the neighborhood. That's worth more than outside help that's starting from zero.
How do I get my property tour video in front of buyers?
Build the ad around the buyer, not the video. Open an ads account on the platform where the video already lives, set the audience to the geography and buyer profile you actually want, and run the video as the ad creative inside that account. The video already proved it holds attention. Now point it somewhere specific instead of feeding it to a wider, undirected crowd.
One mechanical note if you decide to boost anyway despite all this: do it from a desktop, not your phone. The phone version of the boost flow shows fewer of the settings and gives you less control over who gets shown the post, for the same money. If a boost is happening at all, it should happen on a screen where you can see and adjust every option in front of you.
Does boosting a post let you choose who sees it?
No, not really. Boosting expands how many people see a post, and the platform's own system decides who those people are based on general engagement patterns, not the buyer type or location an agent actually cares about. An agent chasing a buyer in one county ends up buying volume instead of aim. Reach without control isn't a strategy.
Is it better to run your own ad or pay someone else to do it?
Running it yourself, most of the time. Describing your own audience and setting up the ad directly tends to beat handing the job to someone else, because an agent knows the property and the likely buyer better than anyone hired to guess at it. You already know the buyer better.
Does it matter whether you boost from a phone or a desktop?
Yes, it does. The phone version means you're paying Meta via the iPhone App Store and Apple gets 30% of any amount you pay to Meta, so an agent gets less control for the same spend. If you're going to boost anyway, do it from a desktop where every setting is visible. Desktop gives you more say.