Say what and where in your headline:
Wanted to buy 10,000 sf Flex, Cape Coral
Put a summary of the specifications in the first two lines of the post:
Need 10,000 sf flex with 2,000 sf of office for January occupancy. 2 grade level OH doors, fenced yard is a plus.
Add as much additional detail as you wish.
Include your name and contact information; phone & email.