The season is won in november.

Everyone markets in March. Nobody's choosing in March.

Business owners in DFW evaluate accountants at year end — when the books are messy, the prior year is closing, and the pain is fresh. By February they've either committed to someone or resolved to survive one more season with their current firm.

Which means the firms that grow are advertising in November and December, when competition is thin, click costs are low, and the decision is actually being made. Firms that ramp up in late February are competing for whoever's left.

There's a capacity argument too. Clients acquired in November get onboarded properly. Clients acquired in March get rushed, which produces exactly the kind of first-year experience that costs you the relationship.

Twelve months for a DFW firm.

The May–June window is the most neglected and most profitable one on this calendar. Your clients just experienced the pain of disorganized books, and that's the only moment they'll genuinely want monthly bookkeeping.

Five things to do between May and September.

• Convert tax-only clients to monthly engagements

  Right after the deadline, while the memory of scrambling for receipts is fresh. This single campaign turns seasonal revenue into recurring revenue and is worth more than any acquisition effort.

• Build the content that ranks by November

  SEO takes months. Publishing your Texas tax and industry pages in June is what makes you visible during the December decision window.

• Cultivate referral partners

  Attorneys, bankers, insurance brokers, and business consultants across DFW all encounter owners who need an accountant. Summer is when everyone has time to build those relationships.

• Run a client review and upsell pass

  Every existing client should be assessed for payroll, advisory, entity planning, or CFO work. Expanding an existing relationship is the cheapest revenue in professional services.

• Fix the intake process before it's tested

  Onboarding, engagement letters, document collection, portal setup. A smooth January depends entirely on work done in a quiet July.

Market to the clients you want, not the ones who show up.

Tax season creates a flood of inbound inquiries, and firms that take all of them end up with a book full of low-value individual returns that consume the exact weeks their business clients need attention.

Set a filter before the season starts. Decide the minimum engagement you'll accept, publish it, and route everything below it to a referral partner or a flat-fee process that doesn't consume partner time. Saying no in January is the highest-value decision most Dallas firms don't make.

Then protect delivery. A reputation for being responsive during the crunch is the most powerful marketing asset an accounting firm can have in this market — and it's built by controlling how many clients you accept, not by how many you advertise to.

Questions from Dallas owners

When should a Dallas accounting firm start marketing for tax season?

October or November. Business owners decide at year end, competition is lower, and clients acquired then can be onboarded properly rather than rushed through in March.

Should I advertise during March and April?

Minimally. Your capacity is committed and the acquisition you'd be doing is mostly low-value individual returns. Spend that budget in the fall instead, and use the season to deliver well.

How do I convert tax clients into year-round clients?

Ask in May, immediately after the deadline, when the pain of disorganized books is fresh. Frame monthly bookkeeping as the fix for what they just went through. It's the highest-converting internal campaign a firm can run.

What's the best use of the summer for a DFW firm?

Build content that will rank by fall, cultivate referral partnerships with attorneys and bankers, upsell existing clients, and fix your onboarding process. All four pay off during the season, and none can be done while it's happening.