The constraint
Not the feature list — the thing that isn't working. "We need this on Samsung TVs and nobody here has shipped to Tizen" is a better opening than a full requirements document.
Contact
No brief required, no form gate, no discovery call to book a discovery call. A paragraph about what's hard is usually more useful than a specification.
Before you write
Not the feature list — the thing that isn't working. "We need this on Samsung TVs and nobody here has shipped to Tizen" is a better opening than a full requirements document.
Real deadlines change the shape of a solution. Invented ones just make it worse. Either is fine to say out loud.
It saves a week. It also tells us whether you need an extra pair of hands or a second opinion — those are very different engagements.