OpenOffice

Openoffice (like all office suites) has a load of tips and tricks for doing things, which are non-obvious to work out in a lot of cases.

Set an images as a background of a slide in Impress

From here

Procedure :

1) Go to Format / Area (Yes, believe me! We start going to “Format Area” )

2) Choose BITMAPS on the window and click the Import button

3) Name your imported bitmap

4) Go to View / Master / Slide Master

5) Right click on a free area of the slide and go to Slide / Page Setup

6) On the background tab, choose bitmaps from the drop-down menu and select your previously created bitmap.