Clarify project vs. non-project use

Author: cwickham

docs/authoring/brand.qmd

@@ -77,9 +77,12 @@ Currently, the formats that support **brand.yml** are: `html`, `dashboard`, `rev
 
 ## Applying Brand
 
-To specify a brand, create a `_brand.yml` file in the root directory of your project. *Do you need a project? Do we reccommend a project? *
+To specify a brand, create a `_brand.yml` file in the root directory of your project (i.e. alongside `_quarto.yml`).
 Quarto will detect the presence of `_brand.yml` and automatically apply the brand to all documents of the supported formats in the project.
 
+You can create a `_brand.yml` file outside of a Quarto project (e.g. without a `_quarto.yml`).
+In this case, `_brand.yml` will automatically apply to documents in the same directory.
+
 You can also set brand options in a document by specifying brand elements under the `brand` option:
 
 ```{.yaml filename="document.qmd"}