+ 0 Votes There's a couple way to do this Darryl~ Moderator 2 years ago Depending on how you want it calculated but suppose you put your invoice date in cell C8.... =EOMONTH(C8,0)+15 .....would display the 15th of the next month; if you want to go 2 monhs down the road then change the 0 to a 1. + 0 Votes Reponse To Answer McGnity 2 years ago Just great Darry, That was exactly what I was looking for. Your tip solved my problem and helped me a lot. Note: I just needed to use function in Portuguese (Brazilian). For me sintax was "=FIMM??S(C8;0)15" and worked just fine. Thank you once more.