You are downloading the Social Lister XAP file v126.96.36.199 for Windows Phone. Social Lister is a free and useful Social app: Send out reasons why Mustangs are better than Camaros (or vice-versa)! Or why someone should vote for your favorite candidate. Or my favorite, why ... You can now download the offline XAP file to install & try it.
Download Locations for Social Lister 188.8.131.52 XAP file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline XAP File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Social Lister XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.