https://blog.mergeminthub.com/Guides for PDFs, photos, forms and moneyhttps://blog.mergeminthub.com/how-to-check-if-a-gstin-is-valid/https://blog.mergeminthub.com/how-to-check-if-a-gstin-is-valid/Fri, 06 Nov 2026 06:00:00 GMTWhat the 15 characters of a GST number mean, how the check character works and how to confirm a supplier before you pay.https://blog.mergeminthub.com/leave-application-format-for-school-and-office/https://blog.mergeminthub.com/leave-application-format-for-school-and-office/Fri, 06 Nov 2026 06:00:00 GMTA short leave application you can copy for a student or an employee, with the details every application needs.https://blog.mergeminthub.com/how-to-calculate-emi-formula-with-example/https://blog.mergeminthub.com/how-to-calculate-emi-formula-with-example/Fri, 06 Nov 2026 06:00:00 GMTThe EMI formula in plain words, a car loan example and how to compare loans by total interest.https://blog.mergeminthub.com/old-vs-new-tax-regime-which-is-better/https://blog.mergeminthub.com/old-vs-new-tax-regime-which-is-better/Fri, 06 Nov 2026 06:00:00 GMTA simple way to compare both regimes using your own numbers, and the deductions that make the old regime win.https://blog.mergeminthub.com/resignation-letter-format-with-samples/https://blog.mergeminthub.com/resignation-letter-format-with-samples/Fri, 06 Nov 2026 06:00:00 GMTA short, polite resignation letter with a sample for immediate notice, a standard notice period and a mid-month exit.https://blog.mergeminthub.com/how-to-make-rent-receipt-for-hra/https://blog.mergeminthub.com/how-to-make-rent-receipt-for-hra/Fri, 06 Nov 2026 06:00:00 GMTWhat a valid rent receipt must contain, when you need the landlord's PAN and how to make 12 monthly receipts at once.https://blog.mergeminthub.com/reduce-pdf-size-to-100kb-200kb/https://blog.mergeminthub.com/reduce-pdf-size-to-100kb-200kb/Fri, 06 Nov 2026 06:00:00 GMTA step by step way to hit an exact PDF size limit, with the order of steps that works best for scanned documents.https://blog.mergeminthub.com/photo-under-20kb-for-exam-form/https://blog.mergeminthub.com/photo-under-20kb-for-exam-form/Fri, 06 Nov 2026 06:00:00 GMTExam and job portals ask for a photo between 10 KB and 50 KB. Here is how to hit the exact size without blurring your face.https://blog.mergeminthub.com/pdf-vs-word-vs-jpg-which-format-to-use/https://blog.mergeminthub.com/pdf-vs-word-vs-jpg-which-format-to-use/Thu, 05 Nov 2026 06:00:00 GMTA plain guide to picking the right format for sharing, editing and uploading.https://blog.mergeminthub.com/how-to-convert-bank-statement-pdf-to-excel/https://blog.mergeminthub.com/how-to-convert-bank-statement-pdf-to-excel/Thu, 05 Nov 2026 06:00:00 GMTTurn a PDF statement into rows you can sort, filter and total.https://blog.mergeminthub.com/is-it-safe-to-use-free-online-pdf-tools/https://blog.mergeminthub.com/is-it-safe-to-use-free-online-pdf-tools/Thu, 05 Nov 2026 06:00:00 GMTMany sites upload your file to a server. Here is how to tell, and when it matters.https://blog.mergeminthub.com/resize-photo-for-passport-and-exam-forms/https://blog.mergeminthub.com/resize-photo-for-passport-and-exam-forms/Thu, 05 Nov 2026 06:00:00 GMTExact pixel and KB limits are the number one reason a form upload fails. Here is how to meet them.https://blog.mergeminthub.com/merge-documents-into-one-pdf-for-applications/https://blog.mergeminthub.com/merge-documents-into-one-pdf-for-applications/Thu, 05 Nov 2026 06:00:00 GMTPut ID, address proof and forms into one ordered PDF so the reviewer sees everything in the right order.https://blog.mergeminthub.com/compress-pdf-for-email-and-job-portals/https://blog.mergeminthub.com/compress-pdf-for-email-and-job-portals/Thu, 05 Nov 2026 06:00:00 GMTMost portals cap uploads at 1 MB or 2 MB. Here is how to shrink a PDF to the limit and still keep it readable.