diff --git a/.gitignore b/.gitignore
index 11d2adf..f074bfb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 .RData
 .Rhistory
 .Rproj.user
-config.R
\ No newline at end of file
+config.R
+*.Rproj
\ No newline at end of file
diff --git a/README.md b/README.md
index 0d0ec80..a372a48 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,11 @@
 # ledgerr
 R functions for single-entry-ish bookkeeping reports.
 
+Work in progress.
+
+##Input format
+
 Uses Google Sheets for data entry, R for reporting and analysis.
 
-Work in progress.
\ No newline at end of file
+|Date|Ref No.|Payee|Memo|Class|Debit|Credit|Bank|Reconciliation Status|Balance|Type|Account|
+