Question

Any tips on writing a descriptive portrait?

Answer 1

be very detailed

Answer 2

1. Prewriting for the Descriptive Essay
2. Drafting a Descriptive Essay
3. Revising a Descriptive Essay
4. Editing a Descriptive Essay
and of course what @AngelaReneeColeman said

Answer 3

It may help if you use figurative language, and if you compare certain elements to things that are easily recognized by a wide audience, but not cliche. Example: instead of using "as black as night", "black as a raven's wings" would more likely sound better.