[New Sellers no longer being promoted?]

Do social media marketing, sent 10 buyer request daily and try to active as mush as you can.

[Fiverr Suspends Business in Russia]

It's simply astounding.
It looks like to no end I trusted that somewhere around Fiverr during this frenzy with the abrogation of the Russians will stay an island of good judgment.

I reliably gave 20% of my pay to Fiverr, kept every one of the guidelines and offered the most ideal quality types of assistance. Also, what do I receive consequently - I am denied of my main occupation in a country that is nearly default.

You have no clue about what normal residents who were adequately unfortunate to be brought into the world in Russia are going through the present moment. I came to Fiverr exactly to abstain from working for the neighborhood system and starving absurdly simultaneously. I could possibly leave the nation, however if not, I will have no way out.

[Promoting multiple gigs]

yes, you can.!

[after delete old gig when create new gig?]

when you want. If you want then do it now or research more and create a best gig and publish

[what is gig seo ?]

Gig seo means If anyone search your targeted keyword then your gig will show in first page. If you want to rank your gig then you have to maintain some criteria.. 
1. Create a title where you import your targeted keyword
2. Create a Description (your targeted keyword density must be 5% and description size should be 1100+ character)
3. Make a package 
4. Make some FAQ
5. Tags ( should be your targeted keyword)
6. Create a beautiful gig image and do image seo
7. If you want then you can add a video it will help you increase your rank ( not mandatory)
8. If you want then add 2 PDF file  

[If i delete any gig will it affect my fiverr profile?]

No, But if you edit your gig then it will decrease your gig rank. If your gig doesn't perform well then delete it and create a new one.!  

[Does low impression affects Gig Ranking?]

Yes, Your gig is losing rank that's why the gig impression is low.
If you want to increase your gig impression. then sent 10 buyer request everyday and do marketing. marketing will help you to increase your gig impression