Every time I retrieve data from my PDA, it wipes the PDA clean of the Complete Inventory I have started. I dont know why there is an option to clean off the data when it does this automatically. When I select transfer to PDA and click OK, nothing happens. I cant seem to get the inventory I'm buildin...

I'm a new user just getting started. I need to input an existing INV data sets, from paper not originally collected for use in ITREE, and collect additional information for 100% of a defined the sub-set area in my city (the downtown streets). Based on what I have read so far, the way to do this is t...