Hi To all Go4Expers Memebers!!

I need to know some SEO related issues if you can share.-
- Willing to change my hosting service providers from one to other
- Website is html and wordpress cms.

Would like to know-
- As i will change the hosting server then its will effected to my SEO , backlinks , and all other seo related ranking which I already have ?
- Any benefit of hosting server ,I am getting more fast and reliable than previous
- Any drawbacks or makes -ve if I am changing hosting server?

Please share your experience >