Edition of October 26, 2026Use cases · with prompt · with sourcePTEN

Home / Business and Sales

Business and Sales · X · 🇺🇸 United States · via agentusecases.ai

Disputing a contractor's prices on a building project

A project owner gave the AI every item, the purchase order and the emails; it found charges he hadn't noticed.

Profession
Property Owner
Tools
IA generativa
Source
x.com ↗
Country
🇺🇸 United States
Found via
agentusecases.ai (Alex Finn) ↗
Report date
October 1, 2026
Verified on
October 25, 2026
Illustrative photo: Construction sector

What they did

The user gave the AI each item of the proposal, the purchase order and all the emails with the contractor. The AI reviewed everything and drafted detailed emails disputing prices and change orders, including points he hadn't noticed.

How it went

According to him, the disputes earned US$ 20,000 in credits over the course of the project.

Good to know

Check every argument against the contract; keep a professional tone.

The prompt

Here is the contract/estimate [paste], the change orders [paste] and the emails [paste]. Compare them item by item, point out charges that are outside the agreement or duplicated, and draft a concise email disputing each one, citing the corresponding clause.

Replace what is in [brackets]. Prompt written by us from the account, not a literal copy of the source. Do not paste other people’s personal data (privacy laws such as LGPD and GDPR apply).

Summary in our own words. Results as stated in the original account; we have not tested or audited them. Read the source ↗ Case found via agentusecases.ai (Alex Finn); text and prompt rewritten by us. Found a mistake?

Illustrative photo: Health sector01
Business and Sales🇧🇷 Brazil

Building an app at 66 without knowing how to code

An Argentine numerologist in Belo Horizonte used AI to create Aurameets, which connects patients with holistic therapists.

EntrepreneurTherapistIA generativa
NewsSee prompt →
Illustrative photo: SMB sector02
Business and Sales🇧🇷 Brazil

Build prospecting lists from Google Maps

A developer built a local lead extractor with Python and Playwright, speeding up development with AI.

DeveloperSalespersonPythonPlaywright
TabnewsSee prompt →
Illustrative photo: Construction sector03
Business and Sales🇧🇷 Brazil

Developer Launches a Building Conceived with the Help of AI

Vitacon used AI to design a 700-studio development in Vila Mariana, in São Paulo.

ArchitectBusiness OwnerIA generativa
NewsSee prompt →
Illustrative photo: Health sector04
Business and Sales🇧🇷 Brazil

Dentist in the Brazilian backlands cross-references clinic data with AI to track metrics

Centro Odontológico SorriBem, in Patos (PB), began organizing management reports with AI.

DentistBusiness OwnerIA generativa
NewsSee prompt →
Illustrative photo: Finance sector05
Business and Sales🇬🇧 United Kingdom

Paying an overseas supplier with an agent and human approval

An agent checks balances in several currencies and prepares the payment; a person reviews and approves it.

Business OwnerAirwallex
X · via agentusecases.aiSee prompt →
Illustrative photo: Insurance sector06
Business and Sales🇺🇸 United States

Canceling insurance by phone and recovering money with an agent

Forbes reports on people who used an agent to call the insurer and cancel a policy with a refund.

Business OwnerMeta Muse
News · via agentusecases.aiSee prompt →
Illustrative photo: Retail sector07
Business and Sales🇺🇸 United States

Selling a VR headset on Marketplace with an agent

With access to Facebook, the agent listed the Quest 3 and talked to buyers within a minimum price.

ConsumerMeta Muse
X · via agentusecases.aiSee prompt →
Illustrative photo: Education sector08
Business and Sales🇺🇸 United States

University recovers US$100,000 with a treasury skill

Cornell's finance and AI teams built a skill to identify and chase unidentified payments.

Financial AnalystClaude
X · via agentusecases.aiSee prompt →

The newsletter · Caderno de IA

As 5 da semana

5 AI use cases with prompts, every Tuesday in your inbox. Free, with sources. The newsletter is written in Portuguese.

No spam. Unsubscribe anytime.

We use your email only to send the newsletter. See the privacy policy.