Micro limits

Dear all,

Can someone pls guide on…

1.Microbial limits in cleaning validation for process equipments in multi-product manufacturing facility.

2.What exactly is Not more than 1 log increase in microbial count from initial results?(if initial microbial count is 10 and next count is 15)

3.Is microbial monitoring essential for all products in cleaning validation?

4.Based on what criteria worst case product is to be selected?

5.At what point of new equipment qualification SOP’s for cleaning need to be verified and how?