In essence, yes. Most professions - legal, financial, health etc do give their customers/patients advice.
In many countries there are also Advice services (private or charitable) give advice to citizens on a wide range of matters - some of these have paid staff but many are staffed by volunteers.
Advice has no singular form; the closest is a 'piece of advice'. Proper usages include: give advice give some advice give a piece of advice
to give advice is to give a suggestion
If the person is paid for the advice, she/he is a counselor or personal coach. If the person gives unsolicited advice and is not paid, she/he is called a nuisance.
(1) The purpose of a remittance advice is to inform the supplier that their invoice has been paid. If paid by cheque the cheque will usually be attached to the remittance advice.
(1) The purpose of a remittance advice is to inform the supplier that their invoice has been paid. If paid by cheque the cheque will usually be attached to the remittance advice.
Sometimes, advice is not worth what you've paid for it. That's good advice. I'll accept your advice.
Why is it important to give treatment advice and what may happen if advice was not given
He asked his sister to give him advice about dating.
to give suggestion is advice ideas about what to do is advise
To get advice
Anyone can give advice - however, it's not wise to accept advice from anyone but an expert.
The plural form for 'piece of advice' is pieces of advice.