Most social media accounts are run reactively — someone remembers to post, thinks of something, posts it. That produces inconsistent output, a scramble every time, and no way to tell whether any of it is working. A strategy is mostly about removing those three problems.
"Grow our social media" is not a goal, because it does not tell you what to do or how to tell if it worked. Something narrower does:
The goal determines the content. An account aiming at email signups posts differently from one building recognition, and neither looks like an account that has no stated aim at all.
A pillar is a recurring theme you post about. Three or four is usually right — enough variety to avoid repetition, few enough to build a recognisable identity.
For a computer training institute, pillars might be: practical tips people can use immediately, student work and outcomes, explanations of industry concepts, and behind-the-scenes at the institute.
The benefit is entirely practical: sitting down to write "a post" is hard, while sitting down to write "a practical tip" is a much smaller problem. Pillars turn a blank page into a prompt.
Check that your pillars are not all bottom-of-funnel. If every theme is about your services, the account has nothing to offer someone who is not currently buying — which is almost everyone who sees it.
Batch the work rather than doing it daily. A common pattern: set aside time once a week or once a month, plan and produce several posts at once, schedule them, then spend a few minutes daily on replies and comments.
Batching removes the daily decision, which is the part that most often fails. It also produces more consistent quality, because you are not writing under time pressure between other tasks.
Posting and then leaving is half a strategy. Replying to comments, answering questions, and commenting genuinely on other people's posts all contribute directly to reach — platforms measure conversation — and they are the part that actually builds relationships rather than impressions.
Budget time for it explicitly, or it will be the thing that gets skipped.
Every month or so, look at what actually performed and what did not, and adjust the pillars accordingly. This sounds obvious and is skipped constantly — most accounts keep posting the same mix indefinitely regardless of results.
One caution when reviewing: judge against the goal, not against vanity numbers. A post with modest reach that produced five email signups did more than one with wide reach that produced nothing.