You only get penalized when you submit to a lot of directories free or paid. SEO services still use high quality directories.
You should only submit to 3 or 4 quality directories and thats it or you could get penalized by Google.
Google has no problem with quality paid directories with editorial integrity. Most of the older directories are just fine with Google but...
In general you go by age. Most of the directories that have been around 10+ years as a directory are of good quality trusted resources. I can't...
Any directory asking for a link back is probably amateur garbage. You don't want to be listed more than a few high quality directories.
claim to be 7 years but your database is new. Old scam seen many times here.
Welcome to the world of Google where they totally control the internet and how you use it.
Your just trying to sell your sleazy services!
Your going to get a bad linking profile with Google and penalized. Never submit to a lot of low quality directories. Do submit to a few quality...
Sounds like you need to work on your website to improve it.
Separate names with a comma.