Writer for email sales templates

I need a series of 5 service industry sales letters. Written to about 10 different industries.
Hotels, Hospitals, Shopping Centers & Malls.Manufacturing, Commercial Office Buildings, Transportation,
Government, Oil & Gas, Schools& Colleges, Warehouses, Construction.
The letters can have common features if key industry words can be interchangeable that is OK,if possible.
I uploaded a sample letter herein.