Most SMBs have IT technical debt they don't notice until it costs them. Here are the patterns we see most and what to do about each one.
What 'tech debt' means here
Decisions that made sense at the time but are now blocking growth, security, or simplicity. Sometimes the original decision was wrong; usually it was right then and wrong now.
Pattern 1: The one big server
A single on-prem server doing too much: file shares, line-of-business app, domain controller, print server, sometimes the application itself. Painful to back up, painful to upgrade, painful to replace. Pay it down by splitting roles or by moving to cloud.
Pattern 2: Identity sprawl
Every system has its own user database. No SSO, no MFA discipline, no off-boarding. Pay it down with an identity provider (usually Microsoft 365 identity for M365 shops) and SSO integration for everything that supports it.
Pattern 3: Shadow IT
Departments signed up for SaaS without IT involvement. Marketing's on Mailchimp, ops is on Notion, support is on Intercom, none of it is in your single sign-on. Pay it down by inventorying, federating identity, and consolidating where overlap exists.
Pattern 4: Manual handoffs
New hires take days. Off-boarding takes weeks. Quarterly reports are built by hand. Pay it down with identity-driven provisioning, off-boarding playbooks, and reporting that's actually automated.
Pattern 5: 'It only works because Bob knows it'
A single person is the only one who knows how something works. Pay it down by documenting it before Bob leaves, then by automating the parts that don't need a human at all.
Pattern 6: Outdated security baseline
MFA on some accounts, EDR on some devices, patches mostly current. Pay it down with a real baseline that applies to everything, every time, with exceptions documented in writing.
How to plan the paydown
Not all debt is equal. Rank by risk if not paid down in 12 months. Schedule the top three for quarterly project work. Track them like real projects, with budgets and owners. Tech debt that doesn't get scheduled gets ignored.