[Hi, everyone. I'm new here. I want to work here about WordPress. Please give your valuable advice for me that how can I progress?]

First, Try to make an eye-catchy banner 

[How much importance does fiverr give to new sellers?]

This is a market and everyday new seller join here, so here if anyone wants to survive, they have to prove themself, and Fiverr is very helpful, they will provide you with all kind of support

[How can I get my first order as a new seller suggest me please! :)]

Try to reach 10 buyer requests every day and before sending a buyer request, try to find out buyer profile details