Cost per click (CPC) is the amount an advertiser pays each time a user clicks an ad, set in real time through an auction. The auction runs on the major ad platforms (Google Ads, Meta, Microsoft Ads, LinkedIn, TikTok, Amazon) and varies widely by industry, keyword, audience targeting, ad quality, and competitive intensity. It is the unit price of paid traffic and the most-watched number on a paid-acquisition team's daily dashboard. It is also one of the easiest metrics to over-optimize.
CPCs are set by auction, not by list price. On Google Ads, the auction takes the advertiser's max bid and multiplies it by Quality Score (a 1 to 10 measure based on expected click-through rate, ad relevance, and landing-page experience) to dete...
An option pool refresh is the increase in shares available in the option pool, typically negotiated as part of a priced funding round. The critical structural question is whether the new pool shares are added pre-money (diluting existing stockholders, particularly founders) or post-money (diluting all stockholders proportionally including new investors). It is one of the most economically significant negotiation points in any priced round, and the founder dilution impact of pre-money pool refresh is often larger than the dilution from the investment itself.
The pre-money vs post-money option pool math:
Treasury stock is shares the company has issued and subsequently repurchased that the company itself now holds in a corporate treasury account. The shares are neither outstanding (held by parties other than the company) nor canceled (retired from the issued count), carrying no voting rights, no dividend rights, and not included in EPS or per-share metric denominators, with the company able to either reissue or formally retire them by board action. It is the structural category for shares the company has bought back but not yet canceled or reissued.
The mechanic of treasury stock:
The product lifecycle is the four-stage model of commercial life through introduction, growth, maturity, and decline, used to inform investment, pricing, and sunset decisions. Introduction covers launch and early adoption; growth covers rapid adoption, scale, and competitive entry; maturity covers slowing growth and pricing pressure; decline covers replacement by alternatives and eventual sunset. The framework was popularized by Theodore Levitt in his 1965 Harvard Business Review article "Exploit the Product Life Cycle" and has been adapted from physical-product marketing into software product management.
The four classical stages with their typical characteristics: introduction (low sales volume, high per-unit cost, focus...
A fund of one is a venture fund structure with a single limited partner (LP). Sometimes called a "managed account" or "separately managed account/SMA," it is used by family offices, large institutional investors, sovereign wealth funds, or other large allocators who want dedicated capital deployment, customized investment terms (specific sector focus, geographic constraints, ESG requirements), and direct ownership economics without sharing fund returns with other LPs. The structure is distinct from traditional multi-LP funds and provides both more customization and more direct control to the single LP at the cost of the GP losing fundraising leverage and LP diversification. It's the fund structure for "one large LP wants their o...
A unicorn is a privately-held venture-backed company valued at $1 billion or more. The term was coined by venture capitalist Aileen Lee in a 2013 TechCrunch article describing the rarity of such outcomes at the time (only 39 unicorns existed globally then), and has since become an ordinary category as the venture industry has matured. CB Insights and Crunchbase track the global unicorn population at approximately 1,200+ companies as of 2026, making it a meaningful but no longer unusual milestone, the most-recognized valuation marker in the venture industry and a useful benchmark for understanding where a company sits relative to peer outcomes.
The history and current state of unicorns:
Gross margin is revenue minus cost of goods sold (COGS) expressed as a percentage of revenue. It represents the portion of revenue available to cover operating expenses (sales, marketing, engineering, G&A) and ultimately produce profit. Gross margin varies dramatically by business model: SaaS typically 70-85%, physical goods 20-50%, marketplaces variable by take rate, services 40-70%. It's one of the most-important indicators of business model quality because operating costs are largely fixed at scale, and gross margin determines the ceiling on profitability. It distinguishes economically scalable business models from ones that struggle to ever become profitable.
The calculation:
Basic formula:
Drag-along rights are a contractual provision that allows majority shareholders to force minority shareholders to join a sale of the company on the same terms. Typically found in stockholders' agreements, voting agreements, or investor rights agreements, the clause binds minority holders to the same price per share, indemnification obligations, and escrow participation, removing the ability of small holders to block an acquisition and ensuring the buyer can acquire 100 percent of the company in a clean transaction. It is one of the most-important and most-overlooked provisions in early-stage financing documents, and the one founders often discover the implications of years later at exit.
The typical structure: a drag-along...
A venture capital fund is a limited partnership (occasionally an LLC) typically structured with a 10-year life that holds capital commitments from Limited Partners (LPs). It deploys investments into startups during its first 4-5 years (the "investment period"), manages and supports portfolio companies during the back half (the "harvest period"), and distributes proceeds to LPs as portfolio companies exit through acquisitions, IPOs, or secondary sales. It is the structural unit of the venture capital industry, and every VC firm's competitive dynamics, decision-making, and timing pressure flow from the constraints of the fund lifecycle.
The standard fund lifecycle:
A non-solicitation agreement is a contractual provision restricting former employees from soliciting the former employer's customers or employees for a defined period. The covenant typically runs 12-24 months post-termination, covering customer non-solicitation (no outreach to former-employer customers) and employee non-solicitation (no recruiting current employees). Sometimes standalone, often part of an employment agreement or restrictive covenants, it serves as a more-enforceable alternative to non-competes because it doesn't prevent the former employee from working at a competitor but does protect the employer's customer relationships and team stability. It is generally more enforceable than non-competes acros...