"Advice" is the noun, or it can be used as an object in the sentence. Advice cannot be used as a verb.
Sally gave advice to all her friends.
"May please advise" is also incorrect.
Instead, it would be written, "Please advise."
May I have your advice please? is correct, as you are asking someone for advice (help).
This phrase is not grammatically correct. One may say, "regardless of ... " or "whether or not ... "
It may be grammatically correct, but it is a logical absurdity. more/fewer is about counting more/less is about amount … so… no, it is not correct.
No, this is not grammatically correct. I'm not entirely sure I understand what you want to say, but how about this for my best guess: "May I request to avail myself of the benefit of making a reservation?" If this is the meaning you intended, could I suggest that you reword it more simply? It is very 'flowery' language and I can't think of any context in which it would be appropriate. "Please may I make a reservation?" conveys the same meaning.
Yes, it is grammatically correct to say "Write this in your copy." You may be trying to say "Write this on your copy," but both work.
Either is correct. Please, may I have some more? May I have some more, please?
Yes, that sentence would be grammatically correct.
If you want to be mechanically technical, yes; but the form is atrocious. It would be better worded, "Please credit my salary to the following account:"
Yes, it is grammatically correct to end a sentence with the word "so." However, it may be informal or conversational in style.
Yes, that sentence would be grammatically correct.
This phrase is not grammatically correct. One may say, "regardless of ... " or "whether or not ... "
Yes, but not idiomatically correct; the common phrase for that is "May I help the next person?"
Its problem is not grammatical, but idiomatic. We say take an exam, or sit for an exam, but we do not say attend an exam. A sentence may be grammatically correct and still wrong.
It doesn't look grammatically correct, but not everything that is correct looks that way. When you break the sentence apart, there is nothing missing. It has a subject and a predicate. Although "You are the winner" may be more appealing to most people, I do not believe there is anything grammatically incorrect with your example, as ugly as it may sound. It is correct. You can be be a subject or an object pronoun. subject - You are the winner! object - The winner is you!
The sentence is grammatically correct, but it may raise ethical concerns regarding piercing a baby's ear without their consent.
Yes, but whether it means anything is unclear. A sentence may be grammatically correct and total gibberish at the same time.
Use him. He is a nominative and may never be used as the object of a verb or a preposition.
It may be grammatically correct, but it is a logical absurdity. more/fewer is about counting more/less is about amount … so… no, it is not correct.