Google Local Service Ads (LSA) charge per lead, not per click - and plumbing leads through LSA typically cost $25-50 compared to $40-75 for traditional Google Ads. You only pay when someone actually calls or messages you through the ad.
LSA appears above traditional Google Ads in search results, with a "Google Guaranteed" badge that builds instant trust.
Getting Google Guaranteed
To run LSA, your business needs Google Guaranteed status:
1. Background check on the business owner
2. License verification for your state/local plumbing license
3. Insurance verification (general liability)
4. Pass Google's screening process (typically takes 2-4 weeks)
The Google Guaranteed badge tells customers that Google has vetted your business - and Google will refund them up to $2,000 if they're unsatisfied with the work.
How LSA Works
When someone searches "plumber near me," your LSA appears at the very top of the page with:
- Your business name and Google Guaranteed badge
- Star rating and review count
- Hours of operation
- Phone number (click-to-call)
You set a weekly budget, and Google shows your ad until you hit your budget. Higher budgets get more visibility.
Cost Comparison
One plumber on r/PPC shared their numbers: LSA generates 40% of all leads at roughly half the cost of their traditional Google Ads campaigns. Their LSA leads average $32 each compared to $58 for standard search ads.
LSA leads tend to be higher quality because:
- The customer sees your reviews and badge before calling
- They're calling directly, not filling out a form
- Google pre-qualifies the search intent
Optimizing Your LSA
Maximize your LSA performance:
- Respond to every lead within 5 minutes (Google tracks response time)
- Maintain a 4.5+ star rating
- Keep your profile complete with photos and services
- Dispute irrelevant leads (Google will credit them back)
- Ask every LSA customer to leave a Google review
Set up Google LSA
Get StartedLSA vs Google Ads
Run both. LSA captures the top-of-page position with trust signals. Google Ads captures search terms LSA doesn't target. Together, they dominate the search results page.
Allocate 40-60% of your plumbing ad budget to LSA and 40-60% to traditional Google Ads based on which channel produces cheaper qualified leads in your market.
Worked Example: LSA vs Google Ads Cost Comparison
$2,000/month total budget. Split 50/50: $1,000 LSA at $32/lead = 31 leads. $1,000 Google Ads at $58/lead = 17 leads. Total: 48 leads for $2,000. All LSA: $2,000 at $32/lead = 62 leads. More leads, but LSA doesn't target all keywords. Best approach: $1,200 LSA (37 leads) + $800 Google Ads for install/replacement keywords (14 higher-value leads). At 35% close rate and $350 average ticket: 18 jobs = $6,300 revenue. ROI: 3.2x.
What Not to Do
- Don't skip lead disputes. LSA charges for every lead, including spam calls and wrong numbers. Dispute irrelevant leads within 30 days - Google credits them back. This alone can save 10-15% of your LSA spend.
- Don't respond slowly. Google tracks response time and rewards fast responders with better placement. Respond to every LSA lead within 5 minutes - use your phone's notification settings.
- Don't let your rating drop below 4.5. Lower ratings significantly reduce LSA lead volume. If your rating dips, focus on review generation before increasing your LSA budget.
- Don't forget to ask for reviews. Every LSA customer should get an automated Google review request. More reviews = more LSA visibility = lower cost per lead. It's a compounding cycle.
- Don't choose between LSA and Google Ads. Running both means you dominate the search page - LSA at the very top, Google Ads below, organic further down. Your competitor only using one channel can't compete.