When the file opens and it says 'Parts of the document could not be displayed. Open in Adobe Reader?'. Click on YES.

Files labelled as interactive PDFs can be filled out on screen and then printed.

To do this, simply click in the first field and type in the appropriate details. Hit your Tab key to move to the next available field and continue in this fashion to the end of the document. 

Some of the forms have drop down menus. To use these, simply select the arrow in the right side of the box. This will expose the options available in the 'drop-down'. Now select your option by clicking on it.

Once complete, select the print icon from the top of the document to print it.

You need at a minumum version 7 of Adobe Reader to use this feature. If your version is out of date, you can download the latest copy free from the following link.

 Download Adobe Reader