diff --git a/NeoBuffer-object.md b/NeoBuffer-object.md
index 436bd91..18e2256 100644
--- a/NeoBuffer-object.md
+++ b/NeoBuffer-object.md
@@ -27,6 +27,7 @@ NeoBuffer<NeoBufferProgmemMethod<NeoGrbwFeature>> image(myImageWidth, myImageHei
 
 ## How to render the image to NeoPixelBus
 ### Rendering to a string of pixels
+If you have both an image that is one pixel high, and you have just a string of pixels on your NeoPixelBus, and you want speed, then you can use `Blt(dest, destIndex)` method.
 
 ### Rendering to a matrix of pixels
-
+If your image has more than one row or column of pixels and/or your pixels are arranged in a matrix, then can use 'Blt(dest, xDest, yDest, xSrc, ySrc, wSrc, hSrc, layoutMap`.