user's Guide

  
              .
               .   

 
  .
   
.
●
     .    
.
●
                   
.
●
              
 .
   
     .
●
       .    
.
●
                   
 .
●
               
 .
    
●
                  
 .
●
   
        .
:     

   .
 Gmail
.

   .
.    .
. Google      .
.   Gmail     Gmail.
 
●
        .
:   Google          

.
●
               .
    