How to hold a sleepover with boys and girls
Act responsibly for a few weeks before you ask.
Your parents are much more likely to agree with your sleepover plans if they feel that you're responsible enough to host a mixed-gender sleepover. Get them in the right frame of mind to agree by acting as responsibly as you can for a few weeks before you ask.

Do your chores without being told, listen to what your parents say, and keep your grades up. Mention your idea to your parents to see how they react.

How to make a folder icon with sketchbook express (mac )
Find a picture.
It can be anything you want. Even if that image has an unwanted background, you can use it.

Download/open autodesk sketchbook. You don't need to buy the pro version.

How to be a perfect example
Smile and be friendly.
This is perhaps the best things you can do. Be nice to everyone, because you never know sometime in the future, they could help you.

Show responsibility and do what you're supposed to (or even more) without being told to do so. Not only will you gain respect and trust, but people will go to you for help.

How to prepare a short preparation debate
Designate a team leader.
The team leader will make final decisions about definitions or arguments should there be disagreement in the group. He or she will also keep track of time to ensure that preparation is moving efficiently.
This method requires you to work alone first, discuss as a group, and then work independently again. Decide if this is the right method for your team and topic.