How do u stack on the editor when u have a map already done?

[VampressSara]

I dont know how to stack when ur on the editor i want to know because i have a good map done but i just need to stack on the map but i cant fiugure it out can someone tell me how to stack on the editor

 

[Snow_Jennifer]

Damn u post to many threads maybe u should just quit this and go spam something else u little bitch stop talking about non sence we dont need you in this site so go get a real job and a real life u dont need this site to spam go spam on bnet u little bitch