An authorization letter for claiming documents gives another person the power to perform certain actions on your behalf.
If the letter is being sent as a hard copy, then it should be in the proper business format, otherwise, if the letter is being emailed, it should have an appropriate subject line and proper grammar.
I hereby authorize [Name of Authorized Person] to take charge of any information and pertinent documents related to my real estate properties that were purchased after March 15, 2015. She will be entrusted with gathering formal documents, accepting them, signing those that are related to possession and delivering the assets. She is authorized to perform these duties on and after [Date].
My lawyer [Lawyer's Name] and the property's builder [Bulider's Name] are in charge of the project in which I have invested, and they are aware that I am granting this authorization to [Name of Authorized Person]. They are charged with working towards my documents claim and relinquishing the responsibilities. You will find a copy of my representative's attested signatures enclosed with this authorization letter for your future reference.
I must have some of my official documents that are currently stored at your offices. I am unable to collect these papers myself because I am ill at this time. Therefore, I am authorizing [Name] to gather these necessary papers on my behalf. [Name] is also authorized to sign these documents while I am unable to do so. She is authorized to perform these duties on and after [Date].