Here are a list of good sites that focus on relationships. I really like the Reddit threads that people post in the community is absolutely huge so I suggest that you check it out.

https://www.reddit.com/r/relationship_advice/

https://www.reddit.com/r/dating_advice/

https://www.washingtonpost.com/lifestyle/style/carolyn-hax-the-best-relationships-allow-you-to-feel-comfortable-being-yourself/2014/09/28/7f754988-4036-11e4-9587-5dafd96295f0_story.html

https://www.thestranger.com/seattle/SavageLove?oid=20653397

https://www.askdrlove.com/

https://www.askapril.com/

https://www.elle.com/life-love/ask-e-jean/

https://romanticanticsformen.blogspot.com.co/

Here is a list of dating websites that I have read in the past and currently. Some of these authors are very insightful towards dating and relationships overall I suggest you check all of these out as well.

https://www.datinggoddess.com/

https://www.datingadvice.com/

https://fortydaysofdating.com/

https://soon2becatlady.com/

https://www.sheknows.com/

https://singledatingdiva.com/

https://www.divorcedguygrinning.com/

https://www.menshealth.com/tags/online-dating