Methodology · Sequence

The F.A.S.T.
Steps Method,
properly explained

By Reenu Cherian  ·  Founder, MicroTax  ·  7 min read

The strategies that produce strong tax outcomes for high earners are not exotic. They are well-documented, IRS-compliant, and individually familiar to any thoughtful tax practitioner. What changes when MicroTax applies them is not the strategies themselves. It is the sequence.

A list of strategies is a catalog. F.A.S.T. is a sequence. The difference between the two is what happens when you start adding strategies in the wrong order, which is what happens when nobody owns the sequence.

F.A.S.T. stands for Foundational, Advanced, Strategic, and Tactical, four stages of advisory work, each building on the last. Each stage's tax savings fund the work at the next. The sequence is not arbitrary: it reflects which strategies prerequisite which others, and which produce returns large enough to pay for the analysis required by the more advanced ones.

01 · The argument

Why sequence matters more than catalog

The U.S. tax code is, structurally, a catalog of legitimate planning strategies. There are dozens of them. Each is established, well-documented, and available to clients who qualify. A complete list runs to hundreds of distinct moves once you count permutations.

Most high earners, and most of the advisors who serve them, engage with the catalog in a non-systematic way. A strategy gets surfaced because it came up in conversation, because a colleague mentioned it at dinner, because an article in the Wall Street Journal mentioned it, because the client read about it on Reddit. The strategy gets evaluated, sometimes implemented, occasionally well, often poorly. Then the next strategy gets surfaced through the same accidental channel six months later.

The catalog approach has two specific failure modes that F.A.S.T. is designed to prevent.

The first is prerequisite failure. Some strategies only work, or only work well, when others are already in place. A §7702 TFRA, designed for a client who hasn't yet maxed their 401(k), Backdoor Roth, and HSA, is being designed for the wrong client. A defined benefit plan for an owner whose entity hasn't been restructured for S-Corp election is layered on top of an inefficient base. A QSBS preservation strategy for a founder whose §83(b) election was filed late is protecting basis that has already been damaged. The strategies aren't wrong; the sequence is.

The second is economic failure. Some strategies require meaningful upfront analysis and ongoing administration. A cost segregation study costs $5K–$15K to perform. A defined benefit plan requires actuarial work each year. A §7702 design requires specialist modeling across multiple carriers and crediting scenarios. If these costs are incurred before the foundational tax savings are realized that would fund them, the engagement struggles economically, and the client either over-pays or never moves to the more advanced layers.

F.A.S.T. is the sequence that prevents both failures. Foundational work delivers the savings that fund Advanced work. Advanced work produces the structures that make Strategic work possible. Strategic work generates the wealth and complexity that Tactical work coordinates. The sequence is the work.

The four stages at a glance

Sequenced, not catalogued

Before walking through each stage in detail below, here's the full sequence in one view. The letters aren't arbitrary, each stage uses the output of the previous one as its input.

F

Foundational

Build the base

HSA, 401(k), Backdoor Roth, entity basics, withholding calibration. The stage that funds the next stages.

A

Advanced

Structure the gains

S-Corp election, defined benefit plans, §199A optimization, asset-location across taxable/tax-deferred/Roth.

S

Strategic

Compound the wealth

§7702 TFRA, cost segregation, R&D credits, Opportunity Zones, 1031 exchanges, equity-event positioning.

T

Tactical

Protect the legacy

Trust design, GST exemption allocation, beneficiary architecture, cross-entity coordination, succession planning.

02 · Stage F

F, Foundational

The Foundational stage is the work that has to be right before anything else makes sense. It is unglamorous. It is also, structurally, where the highest ratio of dollars-recovered-per-hour-spent lives.

Foundational work covers retirement contribution maximization (401(k), HSA, Backdoor Roth, dependent care FSA), basic deduction strategy (charitable bunching, state and local tax planning, mortgage and investment interest), proactive withholding correction (the RSU 22% trap for tech executives, the underpayment-penalty calibration for owner-operators), and basic entity review (single-member LLC versus S-Corp election for clients with 1099 income above $200K).

None of this is exotic. All of it is necessary. For a typical client engagement, the Foundational stage generates $15K–$40K of year-one tax savings, large enough to cover the engagement fee and fund the Advanced work that follows. It is also the stage that gets skipped most often by clients who arrive having read about §7702 or cost segregation in an article and want to start there. We refuse to start there. The Foundational layer has to be right first.

Foundational stage, the work
Retirement contribution maximization across all available accounts
HSA funding (the only triple-tax-advantaged vehicle in U.S. code)
Backdoor Roth and Mega Backdoor Roth where plan permits
Proactive withholding correction and estimated-payment sizing
Basic entity review (S-Corp election for qualifying self-employed)
Charitable bunching, SALT, mortgage, investment interest review
Dependent care, education accounts, and lesser-known shelters
03 · Stage A

A, Advanced

The Advanced stage is where the work shifts from "max what's available" to "design what fits." This is the stage where entity structures, retirement architecture, and equity-compensation planning produce the second-order effects that compound over years.

Advanced work includes detailed entity structuring (multi-state exposure, owner-comp design, partnership composition), the defined benefit plan stack for older owners with consistent profitability, the §199A QBI optimization for entities near the threshold, ESPP qualifying-disposition modelling, and ISO exercise-timing for private-company holders. For a typical owner-operator at $500K+ revenue or a senior tech professional with equity exposure, the Advanced stage produces an additional $10K–$30K of year-one savings beyond Foundational.

Advanced work is also where the engagement begins to differentiate by client segment. A physician at $500K W-2 with practice ownership gets a different Advanced playbook than a startup founder at $200K cash + significant equity. The strategies overlap; the priorities don't. This is the first stage where one-size-fits-all engagement models start to lose. The advisor has to actually know the client's situation.

Advanced stage, the work
Detailed entity structuring (S-Corp, LLC, multi-state, partnership)
Owner-compensation design (W-2 / distribution split optimization)
Defined benefit / cash balance plan for qualifying owners and partners
§199A QBI deduction optimization (entity, comp, activity)
ESPP qualifying-disposition modelling per offering period
ISO exercise timing & partial-disqualification analysis
RSU sell-vs-hold framework with concentration risk modeling
04 · Stage S

S, Strategic

The Strategic stage is where the dollar amounts get materially larger and the work becomes specific to the client's situation. This is the §7702 TFRA stage. The cost segregation stage. The R&D credits stage. The QSBS §1202 preservation stage. The Opportunity Zones stage. The 1031 sequencing stage.

For the right client, a single Strategic move can dwarf the entire Foundational and Advanced layers combined. A QSBS preservation for a founder facing a liquidity event protects up to $10M of federal capital gains. A cost segregation study on a $3M property reclassifies $750K of basis into accelerated depreciation, generating year-one tax savings in the high five figures. A properly designed §7702 layer for a 45-year-old produces tax-free retirement income that compounds untaxed over decades.

The reason these moves are gated behind Foundational and Advanced work is structural. A §7702 design for a client whose 401(k) isn't being maxed is misallocating capital. A cost segregation study on a property held in the wrong entity wastes a meaningful portion of its benefit. QSBS preservation matters only if the founder's basis was properly documented through Stage A. The sequence is what makes the Strategic moves work.

For most clients, the Strategic stage is also where the engagement economics shift permanently in the client's favor. The compounding effects of these moves run for decades. The fees paid to design them are paid once; the savings continue across the rest of the client's economic life.

Strategic stage, the work
§7702 TFRA design and implementation
Cost segregation studies for real estate holdings
R&D credit identification and documentation
QSBS §1202 preservation for pre-liquidity-event founders
Opportunity Zone deployment for crystallized capital gains
1031 exchange sequencing for portfolio investors
STR loophole & REPS qualification for active investors
05 · Stage T

T, Tactical

The Tactical stage is the most situation-specific work in the methodology, and the one where the planning window is most often missed. Tactical work is the layer that responds to events: a planned liquidity moment, a relocation, an inheritance, a major business transaction, a generational transfer.

The defining feature of Tactical work is that its timing constraints are unforgiving. A pre-IPO trust structure that should have been placed five years before the event isn't useful if it's placed five months before. A QSBS five-year hold cannot be retroactively extended. A §83(b) election cannot be filed late. A 1031 exchange window cannot be re-opened. The strategies themselves are technical but well-documented; the failure mode is almost always timing.

For clients in the right life stages, Tactical work is where the most dramatic outcomes happen. A founder approaching a $50M exit with five years of planning runway produces materially better after-tax outcomes than one with six months. An aging owner with a properly designed succession structure transfers value to the next generation with a fraction of the tax friction of one without. A multi-generational family with coordinated estate documents avoids the litigation and probate cycles that consume disorganized estates.

Tactical work is also where the integration with the Virtual Family Office structure earns its largest dividend. The VFO model → exists in part to ensure that Tactical moves get made on time, by a team that has been holding the architecture long enough to act when the window opens.

Tactical stage, the work
Pre-event trust design (grantor trusts, IDGTs, CRTs)
Pre-IPO charitable structuring (DAFs, CRTs, direct gifts)
Estate document design and ongoing maintenance
Generational transfer strategies (gifting, education trusts)
Cross-entity optimization for owner-operator complexity
Relocation tax planning (residency, sourcing, sourcing)
Business succession and exit-event coordination
06 · The discipline

The discipline of the sequence

The F.A.S.T. methodology is described as a four-stage progression for a reason. Stages can overlap in practice, an Advanced move executed in Year 1 alongside the Foundational layer is common, but the sequence-respecting discipline is enforced even when the calendar permits parallel work.

The discipline shows up in three concrete ways during an engagement. First, prerequisites are checked before each new stage. Clients asking about §7702 or cost segregation in their first conversation are routinely told: yes, that's a stage we'll get to, but first we need to verify the Foundational layer is right. The conversation almost always uncovers Foundational opportunity that the client didn't know existed.

Second, fees are calibrated to the stage. Foundational work is engaged at one fee level; Strategic work at another. The cost structure reflects the depth of analysis required, not the dollar amount of savings produced. This keeps the engagement honest, we don't price a low-effort Foundational move as a high-margin Strategic engagement just because the savings are big for that client.

Third, the engagement progresses naturally rather than being sold. Most clients begin at Foundational, see year-one savings sufficient to fund continued engagement, move to Advanced in year two, reach Strategic in year three. The pace is set by the client's complexity, capacity, and willingness, not by quarterly upsell targets. The methodology produces the natural progression; we don't have to manufacture it.

If you want to see what stage you're at
Free 30-minute Strategy Session We map your current situation against the F.A.S.T. stages, identify which stage you're really at, and tell you what the highest-leverage move is from where you stand today.
Stage-appropriate engagement If you proceed, the engagement scope reflects the stage you're entering. No upselling. No skipping stages.
Honest sequencing If we think the highest-leverage work for your situation is Foundational and you don't need Strategic yet, we'll tell you. If you want only the Foundational stage and don't want the rest, that's a valid engagement too.

Let's see what stage you're at, and what comes next

A complimentary 30-minute Strategy Session maps your current situation against the F.A.S.T. methodology and tells you, in dollars, what the highest-leverage move is from where you stand today. No skipping ahead. No selling you the wrong stage.

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