Is Fast ESA Letter Legit? March 10th, 2021 Fast ESA letter is considered a trusted source for obtaining an ESA letter, as long as your ESA letter is issued by a licensed healthcare professional. Related Posts How Much Does It Cost to Have Your Dog Become a Therapy Dog? Can I Get a Therapy Dog for Anxiety? Dog Flea Home Remedy Guide Dogs Behavior Problems and Solutions: 6 of the Most Common [therapypet_step1_form show_in_mobile="1"]