Using Kobocollect to flag expired items

[Kal_Lam]

@Jewels92, in this case, you could use this approach (that has been discussed previously) to calculate the number of days in between 2 dates to flag the expirity date when collecting your data:

Calculate number of days between 2 dates

@luswetiopicho, you could have a look at the sample shared below, the exact copy of what @Xiphware has outlined above: In the survey tab of your XLSForm: [Image 1] Data entry screen as seen in Enketo: [Image 2] Reference XLSForm: Calculate Days.xlsx (10.3 KB)