Many founders take pride in vanity metrics like website traffic, social media likes, or team size, which don't correlate to profitability. A more impressive and effective metric for business health is profit per team member. Focusing on this number aligns the entire organization around efficiency and value creation, driving real financial growth.

Many law firms chase revenue growth by expanding into a "full-service" model. However, this often leads to acquiring lower-quality clients, which hurts profitability and firm credibility. Boutique firms that specialize and "stay in their lane" demonstrate more sustainable and profitable growth.

Munger notes that many large law firms compensate senior partners equally, regardless of their individual contributions. This seemingly inefficient structure is a deliberate defense mechanism to prevent the powerful and destructive force of envy from creating disorder and tearing the firm apart.

Venture capital returns materialize over a decade, making short-term outputs like markups unreliable 'mirages.' Sequoia instead measures partners on tangible inputs. They are reviewed semi-annually on the quality of their decision-making process (e.g., investment memos) and their adherence to core team values, not on premature financial metrics.

Unlike typical businesses, traditional law firms distribute all profits to partners annually, leaving no retained earnings. This "empty the tank" approach means there is effectively no balance sheet, complicating valuation for private equity buyers who must artificially construct an EBITDA by reclassifying partner drawings.

The common PE strategy of rolling up multiple regional law firms is largely failing. Investors often overpay for firms that are more distressed than they appear and struggle to integrate partners post-acquisition. This "buy-and-build" thesis is hitting significant roadblocks, making profitable exits unlikely.

Private equity investors new to the legal sector often mistakenly apply the same strategies that worked for consolidating accountancy firms. This fails because the culture, politics, and partnership dynamics of law firms are fundamentally different. Equating the two professional services is a critical strategic error.

At a small company, one or two big deals can significantly inflate the average productivity per rep. This hides the fact that the majority of the team may be underperforming. As the team grows and these outliers have less impact, the true, often flatlining, productivity of the sales force is exposed.

WeWork created "Community Adjusted EBITDA," a metric that conveniently excluded core costs like rent and salaries. This farcical KPI incentivized top-line growth at any cost, masking massive unprofitability and ultimately destroying shareholder value. Be wary of overly creative accounting.