Paid advertising can be the fastest way to get customers, or the fastest way to waste money, depending on how it is run. This guide covers PPC and paid advertising models, how to run a campaign step by step, the platforms available in South Africa, and how to avoid the expensive mistakes.

Understanding digital advertising models

There are several ways digital ads are priced and bought:

PPC (pay-per-click): You pay per click, common on Google Ads and social platforms. Good for driving traffic and conversions.

CPM (cost per thousand impressions): You pay per thousand views, used for awareness campaigns.

CPA (cost per acquisition): You pay per conversion, the most outcome-focused model.

Most campaigns combine these depending on goal, with PPC and CPA suited to direct response and CPM to awareness.

How to create a successful PPC campaign step by step

1. Define a clear goal. Leads, sales or awareness. The goal shapes everything else.

2. Research keywords or audiences. For search ads, find the terms your customers actually search. For social ads, define the audience by demographics, interests and behaviour.

3. Write compelling ads. Lead with the benefit, include a clear call to action, and match the ad to what the searcher or audience wants.

4. Build a strong landing page. Sending clicks to a weak or slow page wastes spend. The page must match the ad and make the next step obvious.

5. Set up conversion tracking. Install pixels and configure GA4 so you can see which clicks become customers. Without this, you are flying blind.

6. Launch small, then optimise. Start with a modest budget, see what works, and scale behind winners while cutting what does not.

Retargeting: the high-ROI tactic to use

Retargeting shows ads to people who already engaged with you, such as visiting your site, and consistently delivers strong returns because these people already know you. Set up your Meta, TikTok and Google tracking early so you can build retargeting audiences from day one. Even a simple retargeting campaign often outperforms cold advertising on cost per conversion.

Paid platforms beyond Google and Facebook

While Google and Meta dominate, other platforms are valuable depending on your audience. TikTok for younger, video-first audiences. LinkedIn for B2B targeting by job and industry. YouTube for video at scale through Google. Local ad networks and online advertising networks can reach specific South African audiences. Testing a secondary platform once your core campaigns work can uncover cheaper, less competitive reach.

Avoiding ad fraud and wasted spend

Digital advertising fraud, such as fake clicks and bot traffic, wastes budget. Reputable platforms have protections, and specialised tools and agencies help detect and prevent fraud, which matters most at larger spend levels. More commonly, spend is wasted through avoidable mistakes: no conversion tracking, broad untargeted campaigns, weak landing pages, single untested ads, and scaling too early. Avoiding these protects your budget more than anything else.

Optimising for better ROI

Profitable PPC is a loop: test multiple ads and audiences on a small budget, identify winners by cost per conversion, scale behind them, refresh creative before it fatigues, and keep tracking against business outcomes. Agencies that specialise in this, including Juicy Designs, run that loop continuously and test campaigns before launch, focusing on leads, ROI and CTR with proper tracking behind every campaign. Learn more at juicydesigns.co.za.

Frequently asked questions