أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
LetterBox logo is one of famuse logo desines for any companny or websiteit porpes is to understand what the website or companny wor for by them nameJust like Facebook Or Outlook have O letter in message
A logo is termed as best design, if it depicts the meaning, objective and the values of that company. That way I like Apple, Facebook, BMW, and Redcross logos. or its depend on client what they want.
Thank you Salma Eid for the Invitation,When talking about letter box they are referring to the shape of the logo design. There is no specific ratio but think it should be a 4:1 width:height ratio or higher.example: 
The logo contains the initials of the company nameThe initials are often the full logo frame
