and Panda does not encrypt there signatures… so guessing Panda cloud cashe will give loads of detections if you install it

many posts about that here with user that have installed Visicom Anti Phising toolbar that give tons of avast popups because of the unencrypted panda signatures they use

why you should not install muliple AV explained here
read reply from quietman7 here. http://www.bleepingcomputer.com/forums/topic186533.html