If you are a startup agency or individual consultant offering digital marketing services focus on an industry niche which you have a fair idea. Delve deeper to analyze the pain points and opportunities present on the niche. Initially focus on niches where they have less than 10 staff and who are not so technically advanced or can afford an in-house PPC expert.
If you are an established agency which do not provide PPC as of now, you can analyze your clients business segment them according to their business category. You can initially focus on 3-5 niche categories and pitch them for PPC. You must be aware of their customer acquisition cost across other channels and can recommend PPC solutions to get them new business from an entirely new segment.
Recommended Niches for PPC Services.