What is the best phone to buy for running a business?
Do you have any advice on this?

I can't say for sure what is the best phone for such purposes, but I can say that it is a bargain.
The first time I bought a phone for work, I was very happy and felt much more confident.
But after a while, I realized that the functionality of the phone itself and the rate at which you sit is more important than anything else.
By the way, I recently changed my phone and bought a new one on this site https://usave.co.uk/mobile/business-mobile-deals/.
There is quite a detailed description of what the phone is best for and there are a lot of convenient rates, especially for businessmen.
A separate phone is very convenient because you really separate your home and work and there is no overlap.

I really advise you to get a separate phone, especially if you have your own business.
I've been using my own phone for quite a long time now, and I can say that it makes work very easy.

For running a business, the best phone is one that balances performance, security, and productivity. The iPhone 14 Pro and Samsung Galaxy S23 Ultra are top choices, offering robust features and excellent support for business apps. For seamless integration with online services, including platforms like https://njmcdirect.top/ for managing payments, these phones excel in providing a reliable experience.