How do i bring back rid of cockroaches? nothing have worked plz help?

nothing have worked plz help?
I want give a hand, my neighbours dog...
Answers:    Buy some boric acerbic, add somewhat sugar, keep it dry (important) and spread it on areas where on earth the roach will pass and on corners. The bitter sticks on the skin if they don't eat it and once they darken the acid will burn their hide and pass on to their son. Repeat every 3 months.... or when it rains.

In 2 weeks you will see lots of roach skin and unconscious roaches... not a live roach in verbs. ^_^
What is the difference between a septic and...
lol The life long cross-question. It's almost impossible lol Get every trap, device, and spray to get rid of them. But the woeful truth is that no matter how knotty you try, their gonna find that little crack, pipe, or window to take into your house. And you may think you've gotten rid of them, but next it rains complicated for a week and BOMB lol their in your house again.lol it sucks i know. hahaha I really don't know what to say aloud.