Steps to follow before publishing guests / sending articles:
1. Need to check the domain authority. Above 40 is acceptable (for B2B niche).
2. Then, the need to verify the monthly traffic of that website that we are publishing, obviously, we are making invited publications so that the reference traffic to the origin website has a high traffic potential.
3. The social signal is the need. Yes, check if they have a good reach and the participation of users in social networks such as Facebook, Twitter, LinkedIn, etc.