how to create no activity report

how to create no activity report

Hi All Has anyone created a report on ACCOUNT Or POTENTIAL that has no activity 30 days, 60 days etc Any help or suggestions would be appreciated Ashique Ibrahim Zoho CRM Certified Consultant ash.ibrahim@oscillosoft.com.au | Skype: ashique.ibrahim p: 1300 301 771 | f: 02 8203 4599 http://www.oscillosoft.com.au | ACN: 123 884 328