Review horrible wifi past 2 months!

i usually get 500kbps at night even when no ones home!
and when playing games online im getting 300ping plus where my other friends using other ISPs and are also on 3.2mbps package and are getting 180 to 200 ping
and im paying for 3.2mbps
and when ever i call no one answers!
im going to change ISPs if this isnt fixed ASAP