Please have a look at screen shot attached. Is there any way to organise the details.
I am not a designer but tried with following but looks clumsy
Your second effort is on the right track. What's important in real estate leads? Mainly the contact information which should be at the top followed by their "Guest Desires"...price range/move-in date/other must haves/etc.
Consider tabs for stashing "Additional Details" or other data not critical for the sale process.