To enter a valid user name and password for an Online Qualification Service account A user must sign in to submit a product for qualification An account administrator must sign in to manage the account
To enter one's name for a tournament in order to compete Required of registered players upon arrival at a tournament
If you sign in, you officially indicate that you have arrived at a hotel or club by signing a book or form. I signed in and crunched across the gravel to my room
Sign in is an act to identify yourself as a registered member of Thai2M You must identify yourself with your UserID and Password before you are allowed to participate as a buyer or seller