Thread: "This is where you can create new classified ads on your site."

"This is where you can create new classified ads on your site."

Hello,
i have 2 questions:
1.How to edit this text ""This is where you can create new classified ads on your site." .. i want to edit normal not remove for better SEO .... i searched but i dont find this text....... and when you tell me to edit language pack like in another thread explain me better where i find the file to change this sentence....
2. When i make new page i can set the height from the page ...... because i build a page and its to long and i want to have page 1 and page 2. i edit the page but i dont find nothing about heigh. i must to write a html code ????
Thanks