NOTE PEAR error: if you can not download the plug-in a PEAR error might be the cause. You will need to upgrade your downloader. This is a requirement of Magento Connect. To upgrade your downloader please see: http://kb.magenting.com/content/5/43/en/magento-error-unable-to-unpack-shown-in-magento-connect-manager.html
It is also possible to email the plug-in to you. Please contact us at email@example.com.
Service installation or problems with installation? Please contact our Magento Partner. Then we can install the plug-in or investigate the problem. Problems can have several causes and are not directly traceable. I.e. an incorrect installation or extensions that may conflict with eachother are problems that can occur. The costs of the Installation Service is € 95,- excl. VAT. Send an e-mail to firstname.lastname@example.org and they will contact you.