THIRD AMENDMENT TO CONTRACT
OF PURCHASE AND SALE

    


    THIS THIRD AMENDMENT TO CONTRACT OF
PURCHASE AND SALE (this “Third Amendment’) is made and entered into as of the
15th day of February, 2010 by and between PREFERRED APARTMENT COMMUNITIES
OPERATING PARTNERSHIP, L.P., a Delaware limited partnership, as assignee of
Preferred Apartment Communities, Inc., a Maryland corporation (“Purchaser”), and
OXFORD SUMMIT DEVELOPMENT, LLC, a Georgia limited liability company (“Oxford”),
and WILLIAMS REALTY
FUND I, LLC, a Georgia limited liability company (“Williams”; Oxford and
Williams are hereinafter referred to individually as a “Seller” and collectively
as “Sellers”).

    


    RECITALS

    


    WHEREAS, Sellers and Purchaser
entered into that certain Contract of Purchase and Sale dated as of September
29, 2010 with respect to that certain apartment project located in Forsyth
County, Georgia, as amended by that certain First Amendment to Contract of
Purchase and Sale dated as of December 14, 2010, and as further amended by that
certain Second Amendment to Contract of Purchase and Sale dated as of December
28, 2010 (collectively, the “Contract”);
and

    


    WHEREAS, Sellers and Purchaser
now desire to amend and modify the Contract as set forth below.

    


    NOW, THEREFORE, for and in
consideration of the foregoing recitals and other good and valuable
consideration, the receipt and sufficiency of which are hereby acknowledged,
Sellers and Purchaser hereby agree as follows:


    


    
      	
               
      

            	
              1.

            	
              All
      capitalized terms used herein and not otherwise defined shall have those
      meanings ascribed to such terms in the
Contract.

            


    

     

    
      	
               
      

            	
              2.

            	
              In
      Section 3 of the Contract, the words and numbers “February 15, 2011” are
      hereby deleted in their entirety, and the words and numbers “April 5,
      2011” are hereby inserted in lieu
thereof.

            


    

     

    
      	
               
      

            	
              3.

            	
              Except
      as expressly amended herein, all terms and conditions of the Contract
      remain in full force and effect.

            


    

     

    
      	
               
      

            	
              4.

            	
              This
      Third Amendment may be executed via facsimile or electronic PDF
      counterpart and a facsimile or PDF signature page shall be deemed an
      original for purposes of this Third
Amendment.

            


    

     

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    IN WITNESS WHEREOF, the
parties have hereto signed, sealed, and delivered this Third Amendment as of the
date first above written.

    


    
      
        
          	
                  PURCHASER:

                	
                  PREFERRED
      APARTMENT COMMUNITIES OPERATING

                
	 
      	
                  PARTNERSHIP,
      L.P., a Delaware limited partnership

                
	 
      	 
      
	 
      	
                  By:  

                	
                  Preferred
      Apartment Communities, Inc., a Maryland

                
	 
      	 
      	
                  Corporation,
      its General Partner

                
	 
      	 
      	 
      
	 
      	 
      	
                  By:  

                	
                    /s/ John A.
      Williams

                	 
      
	 
      	 
      	 
      	
                  John
      A. Williams, its President

                
	 
      	 
      	 
      	
                  and
      Chief Executive Officer

                


        

      

    

    


    [SEAL]

    


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                  SELLERS:

                	
                  OXFORD
      SUMMIT DEVELOPMENT, LLC,

                
	 
      	
                  a
      Georgia limited liability company

                
	 
      	 
      
	 
      	
                  By:  

                	
                  /s/ W. Daniel Faulk,
      Jr.

                	 
      
	 
      	 
      	
                  W.
      Daniel Faulk, Jr.,

                	 
      
	 
      	 
      	
                  its
      Manager        

                	 
      


        

      

    

    


    [SEAL]

    


    
      
        
          	 
      	
                  WILLIAMS
      REALTY FUND I, LLC, a

                
	 
      	
                  Georgia
      limited liability company

                
	 
      	 
      
	 
      	
                  By:  

                	
                  Williams
      Realty Fund Manager I, LLC,

                
	 
      	 
      	
                  a
      Georgia limited liability
      company,

                
	 
      	 
      	
                  its
      Manager

                
	 
      	 
      	 
      
	 
      	 
      	
                  By:  

                	
                  Williams
      Realty Advisors, LLC, a

                
	 
      	 
      	 
      	
                  Georgia
      limited liability
      company,

                
	 
      	 
      	 
      	
                  its
      Manager

                
	 
      	 
      	 
      	 
      
	 
      	 
      	 
      	
                  By:  

                	
                  /s/ John A. Williams, Jr.

                	 
      
	 
      	 
      	 
      	 
      	
                  John
      A. Williams, Jr., its President

                
	 
      	 
      	 
      	 
      	
                  and
      Chief Operating Officer

                


        

      

    

    


    [SEAL]


    
      
         


      

      
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