This achievement requires 6500 newbucks.
First, you are going to want to buy each of these three items on plot of land on your ranch. Go up to the green button on the corner of a plot a hit
. Here you can select 1 of 6 different types of things to build on your ranch. Buy a Corral for 250 newbucks on one plot, a Coop for another 250 newbucks on a different plot, and finally a Silo for 450 newbucks on a last plot.
Then you need to go back to the green button on each of the plots with things on them and upgrade them fully. The Corral is going to cost 2550 to upgrade fully, The Coop is a total of 1275 newbucks and the Silo is 1725.
Once all three have been fully upgraded, you achievement should pop.