On launch, AllMyPDFs automatically opens a document window where you can manage your PDFs.
Use the [Import PDF] button in the toolbar to import PDFs to your database.
The [Remove] button in the toolbar is only selectable when at least one PDF or group is selected in the COLLECTION section of the left outline view. (Other elements can be deleted with other buttons which are described in their relevant sections.)
The other elements of the toolbar describe themselves. Besides the toolbar, the document shows three areas which are described below.