Are you unable to get the title certificate for a vehicle you sold and the temporary registration is about to expire?
yes that is the situation
In this case you cannot get another temporary registration.
can you also tell me how much is needed for a bond?
The bond amount depends on the number of vehicles the dealer sold in the previous calendar year, or if the dealer is licensed as a franchised new dealer.  We have a chart you can look at for more information
how can I get a surety bond?
You need to contact a surety insurance company. Make sure that the business name and mailing address on the bond exactly match the business name and mailing address on your DMV facility license. Make sure that you write your Facility Number on the bond.
what form do we need for used cars sold?
The Vehicle and Traffic Law requires a dealer to complete the Used Vehicle Certification on form MV-50. The law applies to all vehicles sold at any selling price and which display any odometer reading.
can we get a title and registration for a salvage we fixed?