44-6-1 Purchase price of real property--Special or vendor's lien. 44-6-2 Agreement for purchase of real property--Payment of part of purchase price--Special or vendee's lien for amount paid. 44-6-3 Validity of liens of vendors and vendees--Exception. 44-6-4 Written contract by buyer of real property for payment of purchase price to seller--Transfer of contract by seller waives lien to extent of sum payable under contract--Exception. 44-6-5 Lien on personal property for purchase price--Enforcement.