thanks for your inquiry.
i want to make home selling company, so i need to have sellers account for sellers to make orders from clients,
Yes, that is the function of our module to make your store available for multiple sellers.
>but i need absolutely that : clients can received invoice and newsletter is it possible ??
Yes, this is PrestaShop core function, it will generate invoice for each order and send to customers.
>after i need that clients pay on website by credit card with systempay is it possible ?
Yes, you will have to use store collects payments - payment collection mode.
If you want to allow sellers and store split payments, then you will need to use our credit card payment module - agile Stripe marketplace payment module.
> because i will have payment in three times
what do you mean by "three times"?