Social media groups are required

It is required to maintain groups in VKontakte and Odnoklassniki and an account in Instagram.
The company is engaged in the issuance of loans for maternity capital in the Rostov region. It is also important to attract users from this region.
You need to publish 1-2 posts per day.

I want to see from you:
A brief vision of the format of groups and content, because the subject is quite narrow and you need to somehow provide the format of the content for a long period of time.
- Cost.