Ditto for pools, nat falls/creeks, etc in absence of the topmost sellers like waterfront or 365/clifftop views.http://www.wsj.com/articles/SB108690570014334423However, after years of observing appraisers doing their thing, never noticed any stop to smell the roses let alone scope out a backyard or landscape aesthetics!  

If it won't screw up the exterior aesthetics, you might consider closing that window in, or raising it to the top with a couple of small casements.

Fantastic flip both on aesthetics and financials!!!

I would replace it with steel and not fibreglass as that might not go with the aesthetic you're going for! 

@Abad MarroquinHello Abad, 5 main thing you need to do b4 placing property on market is as follows: #1: Aesthetic: Very important for units to look great and inviting.

Sometimes the minor aesthetics can make all the difference.

Also consider aesthetics and how that effects ARV.

If the AB is in good shape the vinyl is really only for Aesthetics.

Original Windows and wood floors restored to maintain the character of the home accompanied by modern interior aesthetic.

We have searched the fancy areas, and frankly, Wowzas regarding price - and not our aesthetic (very traditional, old fashioned, antiquated), it would take a lot of money to renovate after spending upwards of 1mil.