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The Hidden Cost of Manual Controls (and How to Automate Them)

The Hidden Cost of Manual Controls (and How to Automate Them)

Written by

Naman Mathur

Published on

July 7, 2025

We’ve seen it all — spreadsheets, saved checklists, versioned docs, Slack threads, and long email chains passed around for approvals. They’re familiar. But they come with real—and often overlooked—costs.

Here’s what that looks like:

1. Hidden Errors and Silent Risk

Manual processes rely on human vigilance. And even the best teams miss things, miskeyed numbers, skipped steps, accidental overwrites. These issues creep in quietly and usually surface late, if at all.

That leads to fire drills, rework, and teams second-guessing their work.

2. Delayed Detection = Delayed Decisions

If your process depends on someone catching an error in a spreadsheet, insights lag. That means decisions lag too—forecasts based on stale data, or variances that go unnoticed until the books are closed.

3. Compliance Doesn’t Scale

Email approvals and folders full of files might work for a small team. But as volume increases, so does the risk. No audit trail. No standardization. No way to ensure controls are followed.

4. Bottlenecks Stay Hidden

Without a system-level view, delays aren’t obvious until they snowball. Manual controls make it hard to know who’s stuck, what’s waiting on what, or when to jump in.

5. Too Much Time on Checking, Not Enough on Improving

Instead of focusing on what matters, reviewers get stuck checking basics: “Is the file there? Is it the right one? Did we miss anything?”—instead of asking, “What’s actually changing here?”

How Stacks Builds Controls Into the Workflow

The best controls aren’t bolted on. They’re built in.

Here’s how Stacks does it:

1. Structured Reviews

No more email approvals. Stacks lets you assign reviewers, track sign-offs, and see what’s done—all in one place.

2. Audit Trails You Don’t Have to Build

Each task has its own timeline. You can see exactly what happened, who made changes, when files were added, and what conversations took place. No more digging through folders or Slack.

3. Versioning Without “Final_Final_V3.xlsx”

Every update is saved. You never lose context or overwrite work.

4. Real-Time Visibility

You can see progress, blockers, and risk—live. No need to guess what’s holding things up.

5. Built-In Guardrails

Need a file attached before review? Stacks enforces it. Closing something that still has dependencies? We flag it. The system does the remembering for you.

Controls Without the Complexity

Stacks turns audit readiness into part of the daily workflow:

  • Keep everything in one place—checklists, reconciliations, sign-offs

  • Use role-based access to keep data secure

  • Get detailed logs, automatically

And when something shifts, our AI flags it.

  • Change detection without the manual scan

  • Threshold-based alerts for P&L

  • Drill into what matters, fast

The goal isn’t more process. It’s a smoother process.

Manual controls feel simple—until they don’t. Stacks keeps them smart, scalable, and invisible.

GET DEMO

See how Stacks works.

We'd love to show you how Stacks can help save days by automating your month-end close.

Trusted by fast-growing companies including:

“Since using Stacks, we've reduced the time to financial close by three and a half days, which is material in our case. And more importantly, we've been able to utilize our resources more effectively.”

Ruben A.

CFO at Juni

GET DEMO

See how Stacks works.

We'd love to show you how Stacks can help save days by automating your month-end close.

Trusted by fast-growing companies including:

“Since using Stacks, we've reduced the time to financial close by three and a half days, which is material in our case. And more importantly, we've been able to utilize our resources more effectively.”

Ruben A.

CFO at Juni

GET DEMO

See how Stacks works.

We'd love to show you how Stacks can help save days by automating your month-end close.

Trusted by fast-growing companies including:

“Since using Stacks, we've reduced the time to financial close by three and a half days, which is material in our case. And more importantly, we've been able to utilize our resources more effectively.”

Ruben A.

CFO at Juni