Customer advocacy and proof marketing · Sales
Let your best customers do the convincing instead of your ad copy.
A buyer comparing you to a competitor trusts another customer's account far more than anything the business says about itself. Most businesses have satisfied customers willing to say so, but no system for asking at the right moment.
Scope, fee, reporting and term are agreed in writing after we have read your brief and spoken to you.

In one paragraph
Customer advocacy and proof marketing is the ongoing work of collecting testimonials, case studies and customer stories, then placing them where a hesitant buyer will actually see them before deciding. GullySales runs the collection and matches each piece of proof to the page or stage of the sale it helps most.
We build a repeatable way of asking for a testimonial or short story right after a good experience, then place the strongest ones where a buyer is deciding.
This covers every form of proof, a written quote, a short video, a full case study, produced and placed on purpose rather than collected and forgotten.
The problem
Does this sound like your business?
What owners tell us on the first call, in their words.
“Happy customers never say so anywhere buyers can see it”
A customer thanks the team warmly over a call, and that praise never reaches anyone outside the conversation.
“A testimonial exists but sits unused in a chat”
A glowing message arrives on WhatsApp and gets screenshotted once, then is never placed on a page again.
“New enquiries ask for proof and the team has none ready to send”
A prospect asks for a reference and the salesperson scrambles to find something, instead of sending a prepared case in minutes.
What we do
Everything that is included.
Each deliverable, and what it gets you. Nothing here is an extra.
Ask process
A repeatable moment in your delivery process where a satisfied customer is asked for a testimonial, review or short interview.
Case study production
Full write-ups of your strongest projects, built from a short conversation with the customer.
Proof library
Testimonials and case studies organised by customer type and by the stage of the sale they support.
Sales-ready assets
A short pack a salesperson can send within a minute when a prospect asks for proof.
Placement on key pages
The strongest proof placed on the specific pages where a buyer is comparing options, not a general testimonials page.
How the result is measured
- New testimonials or case studies collected each month
- Proof pieces actively placed on pages or sent by sales
- Enquiry-to-customer rate on pages with proof versus without
- Sales requests for proof answered within the same conversation
Recorded as a baseline before work starts, so every later report has an honest comparison.
Who it is for
This is written for you if these sound familiar.
- Businesses with genuinely satisfied customers who have never been formally asked for a testimonial
- Companies whose website has one old case study and nothing recent
- Sales teams who are asked for proof during a call and have nothing ready to send
- Owners who collect praise informally over WhatsApp but never use it anywhere public
Not for
It is not the right fit if.
- Very new businesses with too few completed jobs to draw proof from yet
- Businesses unwilling to ask customers directly for a testimonial or short interview
- You want an ongoing relationship with a handful of advocates for reference calls over time, that is customer advocacy programmes
How it works
From your first message to the first report.
No open-ended retainer. Every step gives you something in writing.
First
Your brief
You tell us what you need in a few short steps: your business, what you want, where enquiries come from and how they are handled.
After the brief
A conversation and a written scope
We read it, then talk with whoever handles your enquiries. If you want our help, the scope, the fee and the reporting come in writing, and nothing starts before you have read them.
Before work starts
Baseline recorded
The numbers this work is meant to move, such as enquiries, quotations, orders, visits or renewals, written down so every later report has an honest comparison.
After the baseline
The first fix goes live
The fix we agreed to start with is put in place and measured against the baseline, whether that is a reply, a follow-up, a page, a listing or the handover between marketing and sales.
As agreed
Report against the baseline
What moved, what did not, and what changes next, in plain words. How often you get it is set in writing before work starts.
At renewal
Renew on the numbers
The term ends and you decide whether to continue from the results. The length is agreed in writing before anything starts.
How the work runs
- 1
Understand what proof already exists
We gather every testimonial and case fragment currently scattered across chats, emails and memory.
- 2
Audit where proof is missing
We identify which customer types, products or pages have no supporting proof at all.
- 3
Set up the ask process
A point in the customer journey is agreed for asking, so it happens consistently rather than occasionally.
- 4
Produce, place and measure
New proof is written up, placed where it matters most, and tracked for whether it changes enquiry or close rates.
Why us
Why owners pick GullySales over an agency.
Marketing and sales, as one job
Most agencies stop at the enquiry. We also fix what happens after it: the reply, the follow-up, the quote and the CRM.
The person on the first call does the work
No account managers in between. You are never handed to someone you have not met.
A baseline before anything starts
Your numbers are written down on day one, so every later report compares against something honest.
The fee in writing, split three ways
Our time, your media spend and production on separate lines. You always see what goes to us.
No guarantees we cannot keep
The term is agreed in writing and never a default twelve months. We never promise a ranking or a lead count, because nobody controls those.
One office, and we say so
Nagarbhavi, Bengaluru. We work across India by call and WhatsApp and travel when a session needs to be in person.
#257, 3rd floor, Sri Nanjundeshwara Complex, Nagarbhavi 8th Block, Outer Ring Road. How we work.
Engagement options
Ways to work with us.
Pick the size of commitment that fits. Every option starts with your brief and a conversation.
Option 1
The conversation on its own
A call after you send your brief. It says honestly whether you need outside help, and many fixes are ones your own team can make.
Option 2
One fix, scoped
Start with the fix that matters most, such as reply time or follow-up. The fee is in writing before anything starts.
Option 3
An ongoing programme
We run the work, report against the baseline, and you renew on the numbers. The term and the reporting are agreed in writing first.
Option 4
Guidance for your own team or agency
We plan, brief and check the work of your in-house team or current agency, instead of replacing them.
Your brief
Tell us what you need, and we will read it before we call.
Eight short steps about your business, what you want and who decides. Most questions are a tap, and you can skip any you would rather answer on the call.
FAQ
Questions owners ask before they call.
Not here? More answers, or ask on WhatsApp.
How do you get customers to agree to a case study?
Can we name our customers?
How is this different from customer advocacy programmes?
Can you show an example of this working?
How much does it cost?
How long is the contract?
How soon will we see results?
Who will actually do the work?
What do you need from us?
What if we are not happy with the work?
By industry
Customer advocacy and proof marketing, written for your industry.
Related services
Often bought with this, or instead of it.
Read before you buy
- How to collect customer testimonials without chasingAsk two questions at the moment a customer is pleased, write the draft for them to approve, and record their consent in words you can show later. Wording and a consent line included.
- The demo, the visit and the reference call: what a machine buyer wants before orderingHow a machinery maker plans the three proofs a buyer asks for before a purchase order: a demo on the buyer's own material, a visit to a running installation, and a reference call with a user.
- Case studies for automation companies: what to include without naming the clientA plant that will not let you use its name can still give you a useful case study: the process, the problem, the before and after it measured, and what changed, published with written permission.
Your next practical step
Tell us what you are trying to grow, and we will read it before we call.
Eight short steps, mostly taps. Skip anything you would rather answer on the call.