They can be used either as titles or as shortened versions of sentences on signs.
1-1. Pets which are welcomed
2-1. American and Indian food which are served
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Thank you for your help.
Do the previous ones mean these ones?
Yes, the expression "Pets Welcomed" and "American and Indian Food Served" can be used as titles. Titles are a way to succinctly convey the main theme or purpose of something, such as a business, event, or advertisement. In this case, "Pets Welcomed" can be used as a title for a pet-friendly establishment, such as a hotel or restaurant, to let potential customers know that they are allowed to bring their pets. Similarly, "American and Indian Food Served" can be used as a title for a restaurant or food establishment that offers a menu with both American and Indian cuisine options. These titles are clear and concise, providing a brief description of what customers can expect.
