What are your top 3 XPages performance tips for new XPages developers?

Question

What 3 things would you tell developers new to XPages to do to help maximize the performance of their XPages apps?

Answer 1

 1. Use the Script Library instead writing a bulk of code into the Xpage.
 2. Use the Theme or separate CSS class for each elements [Relational] 
 3. Moreover try to control your SSJS code. Because server side request only reduce our system  performance.
 4. Final point consider this as sub point of 3, Try to get the direct functions from our SSJS, Don't use the while llop and for loop for like document collection, count and other things.