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How Much Should You Really Spend on Facebook and Instagram Ads This Month?

3 min read

“How much should I spend on ads?” has no single correct number. The right amount depends on your goal, your margin, and how much you can afford to test. This article gives you a clear way to work it out for your own business.

Many business owners either spend nothing and wonder why growth is slow, or spend a large amount at once and panic when it does not work immediately. Both approaches skip the same first step: working out a budget based on your own numbers, not a guess.

Step 1: Know What One Customer Is Worth to You

Before you set an ad budget, know your average profit per sale, and how often a customer buys again. A customer worth TZS 5,000 in profit needs a very different ad budget than a customer worth TZS 50,000 in profit. Without this number, you are guessing blind.

Step 2: Start With a Small Test Budget

If you have never run ads before, start with a small daily budget you are comfortable losing while you learn. This could be as little as TZS 10,000 to TZS 20,000 per day for your first tests. The goal at this stage is not big results. It is learning which images, captions, and audiences actually work for your business.

Step 3: Judge by Enquiries, Not Likes

A cheap like or view means very little. Track how many real WhatsApp messages, calls, or sales each advert brings you. Divide your ad spend by the number of enquiries to see your real cost per lead. This number tells you far more than your like count ever will.

Step 4: Grow Your Budget Only After You See What Works

Once one advert clearly brings enquiries at a cost you are happy with, increase its budget gradually, not all at once. A sudden large increase can change how the algorithm delivers your advert, and your results can drop temporarily while it adjusts. Grow by small steps instead.

Step 5: Set a Monthly Limit Based on Your Profit, Not Your Excitement

A common, safe starting point is spending around 10% to 20% of your monthly profit on ads, once you have a proven advert that works. Adjust this up or down based on how reliably your ads bring back more than they cost. Never spend money on ads that you need for stock, rent, or salaries.

One ad is not a campaign, it is a guess. A real ad budget is built from testing, measuring cost per enquiry, and growing slowly once you know what works. Skipping straight to a large budget skips the step that actually protects your money.

A Simple Way to Set This Month’s Ad Budget

  1. Calculate your average profit per sale and per repeat customer.
  2. Start with a small daily test budget for one week.
  3. Track your cost per real enquiry, not your likes.
  4. Increase the budget gradually on the advert that performs best.
  5. Cap your total monthly spend at a share of your actual profit.

Fake engagement can also waste your ad budget if you are not careful who you pay for promotion. Read our guide on spotting fake followers on Instagram.

Ready to Spend Your Ad Budget With Confidence?

Testing, tracking cost per enquiry, and adjusting a budget takes ongoing attention. Optiza Digital’s Meta Ads Management service handles this process for you, and reports your real cost per customer, not just your reach. Visit our office in Mwenge, Dar es Salaam, or book a paid consultation starting from TZS 150,000 for 2 hours. We do not offer free consultations by phone call, WhatsApp, or DM.

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