PlaybooksFor brands

How to start on Instagram

A brand's first month on Instagram: what the channel is genuinely good for, which formats to start with, a realistic cadence, and the trap to avoid.

Adam Murray4 September 20267 min read
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You have set up the brand's Instagram account, and now you are looking at a grid with nothing in it, wondering whether the first post should be a logo, a mission statement, or a product shot. It should be none of those. The bigger problem is the one behind the question: most brands treat Instagram as a place to announce themselves, and the platform is built for something else entirely.

Instagram is a feed people scroll to be shown things, not a directory they search to find you. That difference decides everything about how you should start. You are not building a shop window that sits still and waits. You are joining a stream that only rewards you for turning up in it regularly and giving people a reason to stop scrolling.

What Instagram is genuinely good for

Instagram is strong at two jobs that most brands conflate and should not. The first is discovery through Reels: short vertical video that Instagram distributes well beyond your existing followers, which is how strangers who have never heard of you end up seeing your work. The second is relationship with the people who already follow you, through the grid, Stories and replies, which is where casual awareness turns into something closer to trust.

It is genuinely good for anything visual: a product that photographs well, a space, a process, a person with a point of view and a face people warm to. It is good for the middle of the journey (the stretch between "never heard of them" and "ready to buy"), where being seen often and favourably does more than any single sales message.

It is a weaker channel for detailed research and for content with a long shelf life. A post's reach is largely spent in its first day or two, unlike a YouTube video that keeps earning views for a year. Plan for the feed's short memory rather than fighting it.

The smallest viable posting habit

Decide what you can post every week without it becoming the job nobody wants, and hold that number for a quarter. For most brands starting out, a sustainable rhythm is a small number of feed or Reel posts a week plus a handful of Stories, not because a specific count is magic, but because Instagram's own creator guidance leans on regular, consistent posting rather than occasional bursts (Instagram Help Center).

Separate the two habits in your head. Reels and grid posts are the considered output, made ahead of time. Stories are the lightweight, in-the-moment layer (behind the scenes, a question, a reshare), and they carry almost no production cost, which is exactly why they are the easiest habit to keep when a busy week hits. A brand that goes quiet on the grid but keeps Stories ticking still looks alive.

The point of fixing the habit first is the same as on any channel: when the next post is always close, no single one has to be perfect, so you publish instead of polishing.

The formats to start with

Start with the formats a small team can make on a phone, not the ones that need a studio day.

Reels. Short vertical video is Instagram's discovery engine and the format most likely to reach people who do not follow you yet. Before you commit to any length or aspect-ratio number, check Instagram's current Reels specs in their own documentation (Reels, Instagram Help Center), because these change and a third-party blog will quote a stale figure. Make Reels that answer a question, show a result, or demonstrate a thing, not ones that simply announce.

Carousels. Multi-image or multi-slide posts that a person swipes through. They earn attention because each swipe is a small commitment, and they suit a step-by-step point, a before-and-after, or a short list of genuinely useful things. They are cheap to make from photos or simple graphics.

Stories. Your daily, disposable layer. Use them to be present between the bigger posts, to ask things and read the replies, and to reshare what your customers make.

What you should not start with is a feed full of polished brand imagery and no video. It looks tidy and reaches almost no one new, because the discovery surface is Reels and you have opted out of it.

A realistic first month

Aim for a steady, unglamorous rhythm rather than a launch. Something like two Reels a week, one carousel, and Stories on the days in between, held for four weeks. Pick a small set of topics and repeat them: repetition is how both the audience and you find out what works.

Do not read too much into any one post's numbers in week one. Reach on a new account is small and jumpy, and chasing it post to post will pull you off the rhythm that is the actual month-one goal.

The one thing not to do

Do not post the same asset, unchanged, across every platform and call it a strategy. The horizontal video that works on YouTube, the vertical clip that works on Instagram, and the native edit that works on TikTok are not the same file, and the tell-tale black bars of a reformatted-in-a-hurry clip signal "this was not made for you" to the one audience you are trying to win.

Reusing the underlying idea across channels is sensible and efficient. Reusing the exact export is not. Cut for the surface it lands on, even when that means thirty extra minutes per clip.

Where Acumin fits

Once you have posts to look at, two Acumin surfaces help. Snapshot reads an account's public numbers and computes each post's outlier multiple against that account's own median, so the "your question, answered" spike in the example above shows up as a signal rather than a hunch, and you can point it at a competitor's public account too. Studio makes the actual asset once you have decided what to make next, formatted for the surface rather than reformatted after the fact.

What Acumin cannot do is decide whether your brand has a face and a voice people want to follow. That judgement is yours, and it matters more than any metric on a new account.

Do this today

Write down two Reel ideas you could film on a phone this week: one that demonstrates something and one that answers a real customer question. Then pick the two weekdays they will go out. Instagram starts working the moment you have a repeatable idea and a day for it, not the moment the grid looks finished.

Written by
Adam Murray
Founder, Acumin

Adam builds Acumin. He spends his days on the same two problems this library is about: working out what a piece of content is actually worth, and getting a brief through production without it turning into something else.

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