How to express your gratitude with Thank you letters?

Thank you letters are the best
way to let a person or company know about your appreciation for their support or
help. Thank you letters can be formal and
informal and for business and personal reasons also and thus their format and
content also vary as per the kind of letter.
Business Thank you
letters
The business Thank you
letters are usually on a formal note and express thanks for a
business party, occasion, greeting, gift, support, business deal or any other
related events. In case you are addressing the company and don’t know the
addressee in person then terms like ‘to whom it may concern’ can be used. In
case that you are acquainted with the person then the name of the person along
with the title and designation should be provided, with a note for thanks and
expressing the reason for the same.
Personal Thank you
letters
The personal Thank you
letters are addressed to members of the family or friends and
the format for the same is informal and gratitude can be expressed for support
or invitations. Along with the note of thanks there is also exchange of
pleasantries and inquiries about other family members also.
Facts to be included in thank you
letters
All Thank you
letters should mention the reason for expressing gratitude and
should also include your contact information. These letters should be short and
to the point but express how touched you are in case of personal letters