How to save RCM entries in BUSY? Is there a way to customize the invoice number format in BUSY?

To save RCM entries in BUSY you can make purchase voucher or journal or payment voucher 
 To save RCM purchase entry follow the Steps 
 Step1 go to transaction menu and select purchase then click on add
 Step2 select purchase type as RCM Unreg which tax type must be RCM Unreg and also need to ensure 
 item master tax rate given properly 
 Step3 Fill other voucher detaiils and save voucher 
 To save RCM Expense entry follow the steps 
 Step1 go to transaction menu and select payment or journal and click on Add
 Step2 select gst nature as RCM Expense and create a expense ledger which RCM Nature should be Compulsory and tax rate must be given 
 Step3 debit the expense account and credit cash bank or party then save 
 Yes there is a way to customize the invoice number format 
 To change Invoice number format you need to follow the staeps 
 Step1 take the particular company backup first 
 Step2 open the company and go to administration menu then click on configuration 
 Step3 click on voucher series configuration then select the voucher type and its series 
 Step4 click on voucher numbering and select automatic or manual 
 Step5 Select renumbering frequency as yearly and give a year and voucher number separator
 Step6 Fill enbeding number for year and enter prefix or suffix if any then put the starting number as per requirement
 Step7 Enable fix length of numeric part if you want to add anything mention the padding character on the 
 padding character field like 0 then save 
 Step8 then click yes on renumbering process