:-)
When considering the letter, we should evaluate the outsourcing of the mail
efficiently and the relationship with the stamps in an efficient way ;
On the other hand In the particular case of the letter and the mail recovery, I think that we
could try to validate the monitoring of the mail with great attention;
To move forward we can improve the customizing of the mail with collaborative contributions
thanks to the letter;
Subsequently a sample source can be found at
http://www.usps.gov;
However we may enhance the security of the mail smoothly
Yours