"It's just easier," the E! reality star tells me. "Isn't it easy if someone's like, 'This is exactly what I want.' It'll make your life so easy."
"She found one the other day and she was like, 'It's only $20 million,' " Kourtney says.
Kim promises that's not the real price but says with a laugh, "I exaggerated a bit so that when he went in, he would feel like he's getting a good deal."
Reggie has already made it clear he would not want cameras rolling on their wedding ceremony.
"Reggie would rather die," Kim says. "He would rather not marry me. He's very private. We're complete opposites."
Meanwhile, Kourtney says their new Dash boutique in Miami won't be the last stop in the sisters' quest to build a fashion empire: "If all goes well in Miami, Vegas and New York could be next."