While we certainly do not allow outright spam we have no objection to a long term established user giving pointers to web sites they have used in connection with the software discussed on these forums and been satisfied with - I personally get all my royalty free music from :-
http://www.akmmusic.co.uk/ - royalty free does not of course mean financially free and you do have to pay but you can download individual tracks or a whole CD which comes complete with a certificate to say you can use them in your video.
further in the EULA which you can read here :-
http://www.corel.com/corel/pages/index.jsp?pgid=800340 is a paragraph right at the end which starts as follows - I dont know if it will satisfy your client - - -
ADDITIONAL TERMS APPLICABLE TO USERS OF CLIPART, STOCK PHOTO IMAGES, VIDEO CONTENT, AUDIO CLIPS, FONTS AND SAMPLE CONTENT:
Our Software may contain clipart, photo images, video content, audio clips (collectively referred to as the "Images or Clips"), software data files that render typeface designs when used in conjunction with appropriate hardware and software (for example only, without limitation,.ttf or .otf files) referred to as “Font Software”, and the graphic rendering generated by the Font Software referred to as “Font Output” and sample content such as forms, templates, "tubes" or similar items (collectively referred to as the "Sample Content") that are either owned by Us or licensed from a third-party. Except as required in the paragraph below, as a user of Our Software You are free to use, modify and publish the Images or Clips, Font Output or Sample Content as follows: You may (i) incorporate any Images or Clips, Font Output , or Sample Content into Your own original work and publish, display and distribute Your work in any media, provided You include a copyright notice in Your work reflecting on the copyright ownership of both You and Corel as follows: "Copyright (c) 201__ [Your name], Corel Corporation and its licensors. All rights reserved."; and (ii) make one (1) copy of the Images or Clips, Font Software, or Sample Content for backup or archival purposes. YOU MAY NOT (i) resell, sublicense or otherwise make available the Images or Clips, or Font Software for use or distribution separately or detached from a product or web page. For example, the Images or Clips or Font Output may be used by You as part of a web page design, but not be made available for downloading separately (use of the Font Software as a web font, utilizing the CSS3@font-face specification or similar is specifically prohibited) or in a format designed or intended for permanent storage or re-use by others; (ii) provide the Images or Clips or Font Software to third parties or permit the use of the Images or Clips or Font Software or Font Output by third parties separately or as part of any other product, however - - - - - - - - - - - - - etc.