In order to take full advantage of the proposal pdf generator functionality, customize the proposal's layout to fit your company's needs. 

If you are using legal entities please take a look here 7.2.6 Configure Legal Entities. 

1. Edit your Quote Template Labels

Click on your name displayed in the top right-hand corner. Select the Setup menu (1).
There go to Custom Labels under Create (2).

1.1 Open Label

For your proposals and order confirmations, you are able to adapt any custom label. For editing the proposal layout, customize the labels called assigned to the category Standard Quote, e.g. Conditions of Payment Text, Technical Specifications and Delivery Advertising Medium.
Open one of them with a click on the label's name.

1.2 Create New Local Translations / Overrides

Click the button New Local Translations / Overrides.

1.3 Enter Text

Choose a language from the pick-list. Only those languages activated in the translation workbench without an existing translation for this label are available. Enter the text in the field Translation Text (1). Then click Save (2).
Repeat the last three steps with the all needed labels if necessary.
Please note: Some of the labels are html enabled. If you want to insert a break in the label's translation text, please enter <br>. To clear these html enabled text fields, enter " ".