Your name saw this post on The ActiveRain Real Estate Network and thought it might be of interest to you. Please see the link below to review the post.

Why is my shower enclosure leaking?
All the caulk in the world may not prevent your shower and glass door enclosure from leaking.  In fact caulking can make it worse.I have done posts in the past about not caulking the connection where tile shower and/or tub enclosure meets the tub or the one-piece shower base.In the following picture one can see a typical tile shower and its one-piece plastic base.  These types of shower assemblies are very common in modern construction and perform very well when installed properly.  
While I don't want to get too technical, suffice it to say that if the connection is caulked, any moisture that eventually finds its way through the grout lines (and some will over time) will not have a route of escape.  The moisture is then trapped behind the tile.  
This results in unsightly mold growth behind the caulk around the base of the shower (or tub) and in many cases will result in the water being directed "outside" the shower where it can find its way into the wall and floor outside the shower.  
Damage to the baseboard visible in the picture below is very common with this caulking mistake.It is best practice to only grout ... more

__________________________________________________
Are you on The Rain? Grow Your Network!