Welcome to steemit,
we are so glad you joined our ever expanding steemit community, we are rest assured that your instant contribution will uphold and lead to the increment of value to the steemit community. here we are a family, who believes in helping one another in achieving greatness. So feel free to link up with communities that are at your disposal

1. Minnow Support Project
2. Minnow University
3. Minnows Accelerator Project

I would advice you to develop a friendly relationship with everyone on the platform, find a mentor, who will tutor you and share good and quality tips with you.
Do not steemit for the money involved, your attitude, dedication, passion and enthusiasm should drive you into producing beautiful, jaw dropping great contents.
I would recommend that you familiarize yourself with the FAQS so as to uderstand the user friendly platform steemit and know what it really entails.
I want to introduce you to steemtools.com A site that contains a growing collection of tools, Also hackmd.io, this is an collaborative editing tool for creating quality oriented contents, with other people.
Again we are so happy to have you join us here on steemit and hope to see your many educative and inspiring contents
Here are a few tips, i hope it helps

1. I recommend that you familiarize yourself with the faqs
2. Always keep your password safe and secure
3. Never steal a content from somewhere else
4. Always be yourself, work diligently, with dedication, and passion
5. Always use the necessary tags when posting
6. Comment adequately and find a mentor for adequate mentoring
7. Here is an epic list of resources at your disposal
   Absolute Beginner's Guide to Steem
   A Minnows Guide to Steemit
   Steem Web Resources: Tools, Apps, Communities, etc