What are the tricks to contact high ranking sites for guest blogging?

First of all, you should find the relevant trendy topics that you can use for rewrite with complete information.

Tools you can use for trendy topics:

1.) BUZZSumo

2.) Google Trends

3.) Sprout Social

# Select the attractive and Informative topics and send to sites admin.

Second thing is that you can pick the exsist post from any Quality site and request to admin for add your weblink in that post.