Zoho sending mails to spam folder

Zoho sending mails to spam folder

hi! i have added all the records(mx, spf, dkim, dmarc) in my dns and have verified in my zoho account. but still when i send any email from my zoho email account it goes to spam folder of my clients. please tell how to solve this problem as i have to to make sure that emails goes directly into inbox not in spam folder.