1- Are you telling your guests that the cookies are laced?
2- I had pot brownies once. Much more intense high than smoking it. After a couple hours, it wasn't enjoyable for me anymore. Tried to sleep, but couldn't, because I had like bionic hearing and could hear every minuscule sound in the building. Sucked.
3- someone once told me that eating weed is the best way to do it, and if he knew that then, he would have never wasted it by smoking it.