For the new seller buyer request are less shown in your account. Be active and share your gig on social media.
And try to write effective buyer request. Hope it will work.
To find best keyword for your gig so go on fiver and such your keyword on there and look gigs results how much gigs are marked on that keyword if is low then it is good keyword.
If that's keyword have more gig or number of gigs are very high so level it find its long tail keyword which don't have more then 1000 or 2000 gigs.
if you find that keyword its good signal.
First you should publish your gig on proper way. Set title with keyword and SEO your gig description and image.
At last you can share your gig on social media platform and get impression.
I suggest you to edit the gigs properly and marketing your services with following steps;
First select your Gig Title according to your Primary keyword.
Then cheek you description in keyword density checker and find the keyword situation.
Edit the pricing and tag list.
Share your gig on via social media or email marketing.
That's great, I hope it will work.
You can follow these:
1. Shrot your title.
2. Use proper tags
3. Upgrade your title SEo and Image SEO
4. Add your video Documentation
After all you can marketing your gigs vai facebook, twitter, linkedin etc.