1.

Grammatical error: NO PARKING, RESERVED FOR POST OFFICE VEHICLE ONLY

2.

In this case, a simple NO PARKING will do, since there is no driveway to begin with, only a government-funded road.3.

Simple grammatical inconsistency: ATBP. which is an abbreviation of at iba pa should be replaced with ETC. since the preceding terms are in the English language.

4.

Misusage of syntax: TENSE OR STRESSED OUT?5.

Diction error and wrong choice of word: Difficulty interacting/playing with other children

6.

You assure safety. You assume no responsibility.

7.

Photo taken at Mindanao University of Science and Technology. Looks ungrammatical but simple markings will do the trick. Lets keep M.U.S.T clean and green

8.

There are no stuff toys. Only stuffed ones.

9.

Road temporarily closed. (At least the word closed is correct, though)

10.

A sign owned by an international brand badly needs a hyphen.My award-winning choice11.

A microfinance-oriented branch office is now in Lucena City

12.

Wrong preposition. Given that the floor of a building has many establishments, the preposition at cannot be used due to the lack of a more precise location.VISIT US ON THE THIRD FLOOR13.

The correct word to use is fight, or if the sign-maker wishes to make the phrase rhyme, the word nix would suffice. Fight/nix the fixers!

14.

Arrival means the act of arriving or accomplishment of an objective. The sign should read new items or new products if the maker wants to be more direct.15.

The word supplies should have been used, in conjunction with the plural form of equipment which reads the same, unless the company is offering only one dental equipment and supply.

16.

Donation for maintenance

17.

Spelling mistake, semantics error and irregularity: BUSINESS HOURS, Monday-Thursday 8:00-9:00 PM

18.

You cannot cover what you cant see. You cannot cover your cough. But, you can cover your mouth.

19.

Win prizes every day! Everyday is an adjective. Every day is normally used as an adverb.

20.

There is no need for one to even put the word year precedent to the word anniversary when the latter has the similar meaning, annual/yearly celebration