Colored mulch with decorative grasses along the path.

For rural ghetto type decor comps...

I accomplished this by covering a small but very attractive fireplace with a decorated fireboard.  

I used a Home interior decorator to help pick out this color and it is amazing. 

Using my DIY skills I was able to save a lot of money on painting, decorating and fixing up the camper.

I also stamp the envelope with a decorative stamp you'd get at an arts and crafts store.I've used postcards in the past with very little success, so I stick with letters only.Just remember different markets respond to different mailing techniques.

You might also appeal to her desires individually, maybe she loves decorating the houses, or maybe she has a dream vacation, or whatever else; whatever it is let her take over that part of the business or promise after the investment is made you can enjoy the reward.If you are a buy and hold reserve some of the cashflow as a reward for you both to enjoy, explain that you can enjoy more of life if you invest than if you don't.

Flower beds should have fresh lively plants with mulch or decorative rock.

If for a rental I would HIGHLY recommend neutral colors, so that the tenants can decorate to their taste.

She convinced my wife to get rid of or hide a lot of stuff, paint the kitchen and dining room the same color and spent $400 or so at Target on a few decorating touches.