Now right click on the layer that has your picture. Choose "scale layer"
Change the width to 400. When you click in the height box it will automatically adjust to keep the right proportions for your picture.
The press scale.
Now click on you picture and drag it to where you want it.
Now I am going to open another picture.
File > Open as Layer > Add your picture.
Then right click on the layer > scale layer.
This time I am going to make the width 200 and the height 150.
I want my picture to be rotated so I am going to click the "rotate tool"
Click on the picture. This box will pop up.
Rotate -90 degrees.
Now I am going to use the "crop tool" to cut off the extra background space.
Now use the cursor to highlight the area you want to keep.
Now click and make a box. It doesn't matter where it is or how big it is.
Type your text.
Once you pick your font you can change the size by clicking back on the "text tab"
You can move your text by clicking and dragging.