ore-mine.com is another site I'm using, this is a free cloud mining site no need na mag invest para makapagwithdraw ka once you signed up automatic namimina na sya para sau kaso maliit lang kita mo ,but you can upgrade your miner all the time kung may enough bitcoin ka sa wallet mo then you can invest it to ore-mine, now to collect the mines you must visit the site every 8 hours then you can click on the stones na makikita mo if swertehin ka clik mo ung question mark icon at makikita mo ang laman nun . but you must visti the site every 8 hours kasi kusang naglologout sya .kung gusto mo mag upgrade click mo ang yung upgrade at makkita mo na ang mga choices at earnings ng bawat miner