How do you start a letter to whom?
To Whom It May Concern: Use only when you do not know to whom you must address the letter, for example, when writing to an institution.
Dear colleagues, Use when writing to a group of people.
Hello guys, Use when writing to a group of people you know very well.
Your sincerely,
Kind regards,
Best,
Who do you write letters to?
To your super sweet Grandma and Grandpa.
To the first teacher who caught your fancy.
To the best teacher you had in your struggling student age.
To the first friend you had in school and college.
Your Mom and Dad who have tolerated and loved you forever.
Should I be concern or concerned?
The adjective form of concern is concerned. I am concerned. The past participle/past tense form of regret is regretted, but the adjective form is regretful. The past participle/past tense form of concern is concerned, and the adjective form is also concerned.
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